<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="http://www.heyingjx.com/wp-sitemap.xsl" ?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><url><loc>http://www.heyingjx.com/news-item/we-are-excited-to-announce-our-participation-in-the-shanghai-international-extruder</loc><lastmod>2026-02-03T02:25:40+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/global-expansion-new-manufacturing-facility</loc><lastmod>2026-02-03T02:38:57+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications</loc><lastmod>2026-02-04T08:20:57+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-screw-design-best-practices-for-pp-and-pe</loc><lastmod>2026-02-03T08:20:57+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand</loc><lastmod>2026-02-02T08:20:57+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/exhibition-recap-highlights-from-the-plastics-show-2024</loc><lastmod>2026-02-01T08:20:57+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/barrier-screws-vs-general-purpose-when-to-choose-which</loc><lastmod>2026-01-31T08:20:57+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem</loc><lastmod>2026-01-30T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-report-reducing-carbon-footprint-in-barrel-production</loc><lastmod>2026-01-29T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-guide-extending-screw-and-barrel-life-in-pvc-processing</loc><lastmod>2026-01-28T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-nozzle-and-tip-catalog-now-available-for-download</loc><lastmod>2026-01-27T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/temperature-control-tips-for-consistent-melt-quality</loc><lastmod>2026-01-26T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/non-return-valve-selection-for-engineering-plastics</loc><lastmod>2026-01-25T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/feed-throat-design-and-preventing-bridging-in-hopper</loc><lastmod>2026-01-24T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/heater-band-maintenance-and-safety-checklist</loc><lastmod>2026-01-23T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/wear-parts-program-quick-turnaround-for-barrel-liners</loc><lastmod>2026-01-22T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-trends-what-oems-are-asking-for</loc><lastmod>2026-01-21T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years</loc><lastmod>2026-01-20T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/customer-case-study-40-output-increase-with-new-screw-design</loc><lastmod>2026-01-19T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/training-workshop-on-screw-and-barrel-maintenance-scheduled</loc><lastmod>2026-01-18T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-raw-material-prices-and-supply-chain</loc><lastmod>2026-01-17T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-distribution-agreement-covers-north-american-market</loc><lastmod>2026-01-16T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-article-l-d-ratio-and-its-impact-on-melting</loc><lastmod>2026-01-15T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/event-open-house-at-our-technology-center</loc><lastmod>2026-01-14T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/product-launch-high-temperature-nozzles-for-peek-and-pps</loc><lastmod>2026-01-13T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team</loc><lastmod>2026-01-12T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/extrusion-tips-for-film-and-sheet-applications</loc><lastmod>2026-01-11T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine</loc><lastmod>2026-01-10T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy</loc><lastmod>2026-01-09T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research</loc><lastmod>2026-01-08T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging</loc><lastmod>2026-01-07T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage</loc><lastmod>2026-01-06T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-31</loc><lastmod>2026-01-05T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-32</loc><lastmod>2026-01-04T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-33</loc><lastmod>2026-01-03T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-34</loc><lastmod>2026-01-02T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/product-launch-high-temperature-nozzles-for-peek-and-pps-update-35</loc><lastmod>2026-01-01T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-guide-extending-screw-and-barrel-life-in-pvc-processing-update-36</loc><lastmod>2025-12-31T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications-update-37</loc><lastmod>2025-12-30T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/event-open-house-at-our-technology-center-update-38</loc><lastmod>2025-12-29T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-39</loc><lastmod>2025-12-28T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/non-return-valve-selection-for-engineering-plastics-update-40</loc><lastmod>2025-12-27T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-41</loc><lastmod>2025-12-26T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/heater-band-maintenance-and-safety-checklist-update-42</loc><lastmod>2025-12-25T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/event-open-house-at-our-technology-center-update-43</loc><lastmod>2025-12-24T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand-update-44</loc><lastmod>2025-12-23T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-nozzle-and-tip-catalog-now-available-for-download-update-45</loc><lastmod>2025-12-22T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-guide-extending-screw-and-barrel-life-in-pvc-processing-update-46</loc><lastmod>2025-12-21T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-47</loc><lastmod>2025-12-20T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/training-workshop-on-screw-and-barrel-maintenance-scheduled-update-48</loc><lastmod>2025-12-19T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-49</loc><lastmod>2025-12-18T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-raw-material-prices-and-supply-chain-update-50</loc><lastmod>2025-12-17T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy-update-51</loc><lastmod>2025-12-16T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/wear-parts-program-quick-turnaround-for-barrel-liners-update-52</loc><lastmod>2025-12-15T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-screw-design-best-practices-for-pp-and-pe-update-53</loc><lastmod>2025-12-14T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-54</loc><lastmod>2025-12-13T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-guide-extending-screw-and-barrel-life-in-pvc-processing-update-55</loc><lastmod>2025-12-12T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-nozzle-and-tip-catalog-now-available-for-download-update-56</loc><lastmod>2025-12-11T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/wear-parts-program-quick-turnaround-for-barrel-liners-update-57</loc><lastmod>2025-12-10T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-58</loc><lastmod>2025-12-09T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-59</loc><lastmod>2025-12-08T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy-update-60</loc><lastmod>2025-12-07T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand-update-61</loc><lastmod>2025-12-06T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-62</loc><lastmod>2025-12-05T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-63</loc><lastmod>2025-12-04T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand-update-64</loc><lastmod>2025-12-03T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/barrier-screws-vs-general-purpose-when-to-choose-which-update-65</loc><lastmod>2025-12-02T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/wear-parts-program-quick-turnaround-for-barrel-liners-update-66</loc><lastmod>2025-12-01T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/extrusion-tips-for-film-and-sheet-applications-update-67</loc><lastmod>2025-11-30T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-68</loc><lastmod>2025-11-29T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/training-workshop-on-screw-and-barrel-maintenance-scheduled-update-69</loc><lastmod>2025-11-28T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-guide-extending-screw-and-barrel-life-in-pvc-processing-update-70</loc><lastmod>2025-11-27T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-71</loc><lastmod>2025-11-26T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-72</loc><lastmod>2025-11-25T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/wear-parts-program-quick-turnaround-for-barrel-liners-update-73</loc><lastmod>2025-11-24T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/customer-case-study-40-output-increase-with-new-screw-design-update-74</loc><lastmod>2025-11-23T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/feed-throat-design-and-preventing-bridging-in-hopper-update-75</loc><lastmod>2025-11-22T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/training-workshop-on-screw-and-barrel-maintenance-scheduled-update-76</loc><lastmod>2025-11-21T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-77</loc><lastmod>2025-11-20T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-78</loc><lastmod>2025-11-19T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-79</loc><lastmod>2025-11-18T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-80</loc><lastmod>2025-11-17T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-trends-what-oems-are-asking-for-update-81</loc><lastmod>2025-11-16T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications-update-82</loc><lastmod>2025-11-15T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand-update-83</loc><lastmod>2025-11-14T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-84</loc><lastmod>2025-11-13T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-85</loc><lastmod>2025-11-12T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications-update-86</loc><lastmod>2025-11-11T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/feed-throat-design-and-preventing-bridging-in-hopper-update-87</loc><lastmod>2025-11-10T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-88</loc><lastmod>2025-11-09T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-report-reducing-carbon-footprint-in-barrel-production-update-89</loc><lastmod>2025-11-08T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/extrusion-tips-for-film-and-sheet-applications-update-90</loc><lastmod>2025-11-07T08:20:58+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-report-reducing-carbon-footprint-in-barrel-production-update-91</loc><lastmod>2025-11-06T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-92</loc><lastmod>2025-11-05T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-93</loc><lastmod>2025-11-04T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/barrier-screws-vs-general-purpose-when-to-choose-which-update-94</loc><lastmod>2025-11-03T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-95</loc><lastmod>2025-11-02T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/heater-band-maintenance-and-safety-checklist-update-96</loc><lastmod>2025-11-01T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/product-launch-high-temperature-nozzles-for-peek-and-pps-update-97</loc><lastmod>2025-10-31T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy-update-98</loc><lastmod>2025-10-30T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/customer-case-study-40-output-increase-with-new-screw-design-update-99</loc><lastmod>2025-10-29T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-100</loc><lastmod>2025-10-28T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/customer-case-study-40-output-increase-with-new-screw-design-update-101</loc><lastmod>2025-10-27T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-102</loc><lastmod>2025-10-26T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-trends-what-oems-are-asking-for-update-103</loc><lastmod>2025-10-25T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/exhibition-recap-highlights-from-the-plastics-show-2024-update-104</loc><lastmod>2025-10-24T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/event-open-house-at-our-technology-center-update-105</loc><lastmod>2025-10-23T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy-update-106</loc><lastmod>2025-10-22T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-107</loc><lastmod>2025-10-21T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/wear-parts-program-quick-turnaround-for-barrel-liners-update-108</loc><lastmod>2025-10-20T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-109</loc><lastmod>2025-10-19T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications-update-110</loc><lastmod>2025-10-18T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-111</loc><lastmod>2025-10-17T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/non-return-valve-selection-for-engineering-plastics-update-112</loc><lastmod>2025-10-16T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-113</loc><lastmod>2025-10-15T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-screw-design-best-practices-for-pp-and-pe-update-114</loc><lastmod>2025-10-14T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-115</loc><lastmod>2025-10-13T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/training-workshop-on-screw-and-barrel-maintenance-scheduled-update-116</loc><lastmod>2025-10-12T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/barrier-screws-vs-general-purpose-when-to-choose-which-update-117</loc><lastmod>2025-10-11T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-distribution-agreement-covers-north-american-market-update-118</loc><lastmod>2025-10-10T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-trends-what-oems-are-asking-for-update-119</loc><lastmod>2025-10-09T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications-update-120</loc><lastmod>2025-10-08T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-121</loc><lastmod>2025-10-07T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-122</loc><lastmod>2025-10-06T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/product-launch-high-temperature-nozzles-for-peek-and-pps-update-123</loc><lastmod>2025-10-05T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/barrier-screws-vs-general-purpose-when-to-choose-which-update-124</loc><lastmod>2025-10-04T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-125</loc><lastmod>2025-10-03T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/extrusion-tips-for-film-and-sheet-applications-update-126</loc><lastmod>2025-10-02T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-127</loc><lastmod>2025-10-01T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-128</loc><lastmod>2025-09-30T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-129</loc><lastmod>2025-09-29T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-130</loc><lastmod>2025-09-28T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy-update-131</loc><lastmod>2025-09-27T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-screw-design-best-practices-for-pp-and-pe-update-132</loc><lastmod>2025-09-26T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/event-open-house-at-our-technology-center-update-133</loc><lastmod>2025-09-25T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-134</loc><lastmod>2025-09-24T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/injection-molding-screw-design-best-practices-for-pp-and-pe-update-135</loc><lastmod>2025-09-23T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-support-troubleshooting-screw-slippage-update-136</loc><lastmod>2025-09-22T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-137</loc><lastmod>2025-09-21T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-138</loc><lastmod>2025-09-20T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy-update-139</loc><lastmod>2025-09-19T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-plastics-recycling-and-circular-economy-update-140</loc><lastmod>2025-09-18T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-141</loc><lastmod>2025-09-17T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-142</loc><lastmod>2025-09-16T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-143</loc><lastmod>2025-09-15T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications-update-144</loc><lastmod>2025-09-14T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-145</loc><lastmod>2025-09-13T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-146</loc><lastmod>2025-09-12T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/product-launch-high-temperature-nozzles-for-peek-and-pps-update-147</loc><lastmod>2025-09-11T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-148</loc><lastmod>2025-09-10T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/non-return-valve-selection-for-engineering-plastics-update-149</loc><lastmod>2025-09-09T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/feed-throat-design-and-preventing-bridging-in-hopper-update-150</loc><lastmod>2025-09-08T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-151</loc><lastmod>2025-09-07T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand-update-152</loc><lastmod>2025-09-06T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-nozzle-and-tip-catalog-now-available-for-download-update-153</loc><lastmod>2025-09-05T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-distribution-agreement-covers-north-american-market-update-154</loc><lastmod>2025-09-04T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/temperature-control-tips-for-consistent-melt-quality-update-155</loc><lastmod>2025-09-03T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand-update-156</loc><lastmod>2025-09-02T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/quality-certifications-renewed-for-another-three-years-update-157</loc><lastmod>2025-09-01T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-raw-material-prices-and-supply-chain-update-158</loc><lastmod>2025-08-31T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-159</loc><lastmod>2025-08-30T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-distribution-agreement-covers-north-american-market-update-160</loc><lastmod>2025-08-29T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-161</loc><lastmod>2025-08-28T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/feed-throat-design-and-preventing-bridging-in-hopper-update-162</loc><lastmod>2025-08-27T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/industry-update-raw-material-prices-and-supply-chain-update-163</loc><lastmod>2025-08-26T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/extrusion-tips-for-film-and-sheet-applications-update-164</loc><lastmod>2025-08-25T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/exhibition-recap-highlights-from-the-plastics-show-2024-update-165</loc><lastmod>2025-08-24T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/temperature-control-tips-for-consistent-melt-quality-update-166</loc><lastmod>2025-08-23T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-167</loc><lastmod>2025-08-22T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-report-reducing-carbon-footprint-in-barrel-production-update-168</loc><lastmod>2025-08-21T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-169</loc><lastmod>2025-08-20T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/extrusion-tips-for-film-and-sheet-applications-update-170</loc><lastmod>2025-08-19T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-171</loc><lastmod>2025-08-18T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-distribution-agreement-covers-north-american-market-update-172</loc><lastmod>2025-08-17T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-with-university-for-advanced-materials-research-update-173</loc><lastmod>2025-08-16T08:20:59+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-174</loc><lastmod>2025-08-15T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-article-l-d-ratio-and-its-impact-on-melting-update-175</loc><lastmod>2025-08-14T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-176</loc><lastmod>2025-08-13T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/heater-band-maintenance-and-safety-checklist-update-177</loc><lastmod>2025-08-12T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/partnership-announced-with-leading-european-extruder-oem-update-178</loc><lastmod>2025-08-11T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/exhibition-recap-highlights-from-the-plastics-show-2024-update-179</loc><lastmod>2025-08-10T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-180</loc><lastmod>2025-08-09T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-news-new-rd-director-joins-the-team-update-181</loc><lastmod>2025-08-08T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-nozzle-and-tip-catalog-now-available-for-download-update-182</loc><lastmod>2025-08-07T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-article-l-d-ratio-and-its-impact-on-melting-update-183</loc><lastmod>2025-08-06T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/barrier-screws-vs-general-purpose-when-to-choose-which-update-184</loc><lastmod>2025-08-05T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/non-return-valve-selection-for-engineering-plastics-update-185</loc><lastmod>2025-08-04T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-article-l-d-ratio-and-its-impact-on-melting-update-186</loc><lastmod>2025-08-03T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/training-workshop-on-screw-and-barrel-maintenance-scheduled-update-187</loc><lastmod>2025-08-02T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/check-valve-retrofits-when-to-upgrade-your-machine-update-188</loc><lastmod>2025-08-01T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/company-expands-manufacturing-facility-to-meet-global-demand-update-189</loc><lastmod>2025-07-31T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-distribution-agreement-covers-north-american-market-update-190</loc><lastmod>2025-07-30T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/new-bimetallic-barrel-series-launched-for-high-abrasion-applications-update-191</loc><lastmod>2025-07-29T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/feed-throat-design-and-preventing-bridging-in-hopper-update-192</loc><lastmod>2025-07-28T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/event-open-house-at-our-technology-center-update-193</loc><lastmod>2025-07-27T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/wear-parts-program-quick-turnaround-for-barrel-liners-update-194</loc><lastmod>2025-07-26T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/technical-article-l-d-ratio-and-its-impact-on-melting-update-195</loc><lastmod>2025-07-25T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/heater-band-maintenance-and-safety-checklist-update-196</loc><lastmod>2025-07-24T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/sustainability-recycled-content-in-our-packaging-update-197</loc><lastmod>2025-07-23T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/customer-case-study-40-output-increase-with-new-screw-design-update-198</loc><lastmod>2025-07-22T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/extrusion-tips-for-film-and-sheet-applications-update-199</loc><lastmod>2025-07-21T08:21:00+00:00</lastmod></url><url><loc>http://www.heyingjx.com/news-item/exhibition-recap-highlights-from-the-plastics-show-2024-update-200</loc><lastmod>2025-07-20T08:21:00+00:00</lastmod></url></urlset>
