2024-11-04T17:02:19+08:00 weekly 1.0 https://si.yichen-group.com/ 2026-05-14T22:14:14+08:00 weekly 0.9 https://si.yichen-group.com/certificate 2026-05-14T22:14:16+08:00 weekly 0.9 https://si.yichen-group.com/surface-finishes 2024-10-30T16:54:41+08:00 weekly 0.9 https://si.yichen-group.com/automotive 2024-10-31T14:14:01+08:00 weekly 0.9 https://si.yichen-group.com/materials 2026-05-14T22:28:40+08:00 weekly 0.9 https://si.yichen-group.com/faq 2026-05-14T22:28:38+08:00 weekly 0.9 https://si.yichen-group.com/aerospace-industry 2026-05-14T22:28:34+08:00 weekly 0.9 https://si.yichen-group.com/team 2026-05-14T22:28:40+08:00 weekly 0.9 https://si.yichen-group.com/new-energy-industry 2026-05-14T22:28:30+08:00 weekly 0.9 https://si.yichen-group.com/rapid-prototyping 2026-05-14T22:28:42+08:00 weekly 0.9 https://si.yichen-group.com/machinery-industry 2026-05-14T22:14:19+08:00 weekly 0.9 https://si.yichen-group.com/about-us 2026-05-14T22:14:10+08:00 weekly 0.9 https://si.yichen-group.com/contact-us 2026-05-14T22:00:54+08:00 weekly 0.9 https://si.yichen-group.com/newslist-1 2026-05-14T22:13:59+08:00 weekly 0.9 https://si.yichen-group.com/info/ 2026-05-14T22:28:10+08:00 weekly 0.9 https://si.yichen-group.com/products 2026-05-02T12:01:10+08:00 weekly 0.9 https://si.yichen-group.com/welding-fixture/ 2026-05-02T12:01:13+08:00 weekly 0.9 https://si.yichen-group.com/stamping-die/ 2026-05-02T12:01:31+08:00 weekly 1.0 https://si.yichen-group.com/checking-fixture/ 2026-05-02T12:13:34+08:00 weekly 1.0 https://si.yichen-group.com/stamping-die/precision-stamping-die/ 2026-05-02T12:13:42+08:00 weekly 0.9 https://si.yichen-group.com/stamping-die/compound-stamping-die/ 2026-05-02T12:13:42+08:00 weekly 0.9 https://si.yichen-group.com/stamping-die/transfer-stamping-die/ 2026-05-02T12:13:43+08:00 weekly 0.9 https://si.yichen-group.com/stamping-die/single-stamping-die/ 2026-05-02T12:13:45+08:00 weekly 0.9 https://si.yichen-group.com/stamping-die/progressive-stamping-die/ 2026-05-14T22:28:19+08:00 weekly 0.8 https://si.yichen-group.com/welding-fixture/link-rod-welding-fixture.html 2026-05-14T22:28:31+08:00 weekly 0.8 https://si.yichen-group.com/welding-fixture/link-rod-assembly-welding-fixture.html 2026-05-14T22:28:27+08:00 weekly 0.8 https://si.yichen-group.com/welding-fixture/automotive-bending-links-welding-fixture.html 2026-05-14T22:14:18+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/automotive-center-console-assembly-checking.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/center-console-interior-part-checking-fixture.html 2026-05-14T22:15:24+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/center-console-screen-plastic-part-checking.html 2026-05-14T22:14:15+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/automotive-tow-hook-beam-checking-fixture.html 2026-05-14T22:14:53+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/center-console-screen-checking-fixture.html 2026-05-14T22:15:05+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/door-frame-checking-fixture.html 2026-05-14T22:28:15+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/inspection-fixture-for-interior-decorative.html 2026-05-14T22:28:15+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/left-and-right-inner-reinforcement-plate.html 2026-05-14T22:28:38+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/electric-frunk-frame-checking-fixture.html 2026-05-14T22:28:18+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/side-door-frame-checking-fixture.html 2026-05-14T22:28:33+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/sunroof-frame-headliner-assembly-checking.html 2026-05-14T22:28:40+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/tow-hook-beam-checking-fixture-for-automotive.html 2026-05-14T22:28:30+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/automotive-sunroof-frame-precision-checking.html 2026-05-14T22:28:18+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/door-frame-side-trim-checking-fixture.html 2026-05-14T22:28:25+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/vehicle-interior-center-console-trim-strip.html 2026-05-14T22:28:23+08:00 weekly 0.8 https://si.yichen-group.com/checking-fixture/right-seat-outer-trim-panel-assembly-checking.html 2026-05-14T22:14:59+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/transfer-stamping-die/industrial-equipment-single-stamping-die.html 2026-05-14T22:14:13+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/precision-stamping-die/new-energy-copper-busbar-precision-stamping.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/automotive-chassis-reinforcement-progressive.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/precision-stamping-die/electronic-terminal-precision-stamping-mold.html 2026-05-14T22:14:07+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/office-automation-guide-rail-progressive-die.html 2026-05-14T22:14:07+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/heat-exchanger-fin-high-speed-progressive-die.html 2026-05-14T22:14:18+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/aluminum-progressive-die.html 2026-05-14T22:14:05+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/precision-progressive-die.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/precision-stamping-die/auto-sensor-sheet-metal-precision-stamping.html 2026-05-14T22:14:22+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/medical-surgical-instrument-progressive-die.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/industrial-fluid-control-gasket-progressive.html 2026-05-14T22:14:09+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/kitchen-and-bath-hardware-progressive-die.html 2026-05-14T22:14:07+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/aerospace-superalloy-progressive-die.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/automotive-chassis-reinforcement-single-stage.html 2026-05-14T22:15:20+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/agricultural-machinery-single-stamping-die.html 2026-05-14T22:14:16+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/industrial-gasket-single-stage-blanking-die.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/chassis-bracket-single-die.html 2026-05-14T22:14:11+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/high-speed-precision-connector-progressive.html 2026-05-14T22:14:16+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/metal-stamping-progressive-die.html 2026-05-14T22:14:11+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/carbon-steel-single-stamping-die.html 2026-05-14T22:14:13+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/automotive-seat-recliner-progressive-die.html 2026-05-14T22:14:09+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/high-strength-steel-single-stamping-die.html 2026-05-14T22:15:16+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/automotive-body-panel-single-stage-trimming.html 2026-05-14T22:14:11+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/mobile-phone-internal-bracket-progressive-die.html 2026-05-14T22:14:18+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/single-station-bending-die.html 2026-05-14T22:14:18+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/home-appliance-single-stamping-die.html 2026-05-14T22:14:17+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/motor-progressive-die.html 2026-05-14T22:14:21+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/single-station-trimming-die.html 2026-05-14T22:14:23+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/single-station-drawing-die.html 2026-05-14T22:14:08+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/high-speed-progressive-die.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/automotive-structural-single-die.html 2026-05-14T22:14:10+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/precision-stamping-die/motor-stator-and-rotor-precision-stamping.html 2026-05-14T22:14:18+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/aluminum-single-stamping-die.html 2026-05-14T22:14:10+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/stainless-steel-single-stamping-die.html 2026-05-14T22:14:15+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/transfer-stamping-die/automotive-inner-door-panel-transfer-die.html 2026-05-14T22:14:09+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/heavy-duty-stamping-single-die.html 2026-05-14T22:14:19+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/aerospace-single-stamping-die.html 2026-05-14T22:14:15+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/compound-stamping-die/automotive-bracket-composite-mold.html 2026-05-14T22:14:11+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/transfer-stamping-die/automotive-chassis-subframe-transfer-die.html 2026-05-14T22:14:20+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/single-station-piercing-die.html 2026-05-14T22:14:21+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/appliance-bracket-single-stage-staking-die.html 2026-05-14T22:14:15+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/compound-stamping-die/brake-pad-composite-mold.html 2026-05-14T22:14:08+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/battery-component-progressive-die.html 2026-05-14T22:14:23+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/single-station-blanking-die.html 2026-05-14T22:14:11+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/precision-stamping-die/battery-contact-shrapnel-precision-stamping.html 2026-05-14T22:14:12+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/precision-stamping-die/automotive-micro-washer-precision-stamping.html 2026-05-14T22:14:22+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/transfer-stamping-die/home-appliance-washing-machine-housing.html 2026-05-14T22:14:22+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/construction-hardware-single-stamping-die.html 2026-05-14T22:14:14+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/stainless-steel-progressive-die.html 2026-05-14T22:14:05+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/progressive-stamping-die/home-appliance-housing-progressive-die.html 2026-05-14T22:28:28+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/battery-tray-single-stamping-die.html 2026-05-14T22:28:28+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/single-stamping-die/deep-drawn-cup-single-stamping-die.html 2026-05-14T22:29:13+08:00 weekly 0.8 https://si.yichen-group.com/stamping-die/compound-stamping-die/home-appliance-bracket-composite-mold.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/how-to-divide-cnc-machining-processes-82278484.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/the-difference-between-cnc-machining-and-tradi-82278485.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/why-choose-high-speed-cutting-for-injection-mo-82278486.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/seven-secrets-to-improving-the-quality-of-alum-82278487.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/the-differences-and-distinctions-between-alumi-82278490.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/materials-supported-by-sheet-metal-processing-82278491.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/surface-strengthening-treatment-process-for-di-82278492.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/processing-shaft-parts-requires-attention-to-t-82278496.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/what-is-sheet-metal-welding-82278500.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/what-materials-are-generally-used-for-die-cast-82278502.html 2026-06-06T03:44:14+08:00 weekly 0.8 https://si.yichen-group.com/news/what-are-the-general-advantages-of-injection-m-82278503.html 2026-05-14T22:28:38+08:00 weekly 0.8 https://si.yichen-group.com/info/vacuum-die-casting-vs-conventional-die-castin-17872979358901248.html 2026-05-14T22:29:00+08:00 weekly 0.8 https://si.yichen-group.com/info/research-progress-on-integrated-die-casting-te-17872979174990848.html 2026-05-14T22:28:32+08:00 weekly 0.8 https://si.yichen-group.com/info/development-status-and-future-trends-of-alumin-17872979145532416.html 2026-05-14T22:29:12+08:00 weekly 0.8 https://si.yichen-group.com/info/process-design-and-optimization-of-ultra-large-17872979076817920.html 2026-05-14T22:29:16+08:00 weekly 0.8 https://si.yichen-group.com/info/the-silent-disruptors-how-aluminum-titanium-17872979008676864.html 2026-05-14T22:28:40+08:00 weekly 0.8 https://si.yichen-group.com/info/research-on-vacuum-high-pressure-die-casting-t-17872978951136256.html 2026-05-14T22:29:17+08:00 weekly 0.8 https://si.yichen-group.com/info/anodizing-blisters-in-die-castings-why-mold-r-17872978938635264.html 2026-05-14T22:28:31+08:00 weekly 0.8 https://si.yichen-group.com/info/integrated-front-compartment-die-casting-techn-17872978936931328.html 2026-05-14T22:29:09+08:00 weekly 0.8 https://si.yichen-group.com/info/secrets-to-holding-die-casting-t6-heat-treat-d-17872978936701952.html 2025-09-05T15:36:58+08:00 weekly 0.8 https://si.yichen-group.com/info/research-status-and-progress-of-integrated-die-17872978935718912.html 2026-05-14T22:29:01+08:00 weekly 0.8 https://si.yichen-group.com/info/lightweight-revolution-the-unseen-power-of-al-17872978933048320.html 2026-05-14T22:28:33+08:00 weekly 0.8 https://si.yichen-group.com/info/complex-die-casting-components-challenges-in-17872978921399296.html 2026-05-14T22:29:09+08:00 weekly 0.8 https://si.yichen-group.com/info/key-control-points-in-the-high-pressure-die-ca-17872978909209600.html 2026-05-14T22:28:50+08:00 weekly 0.8 https://si.yichen-group.com/info/die-casting-industry-in-the-era-of-involution-17872978892530688.html 2026-05-14T22:29:07+08:00 weekly 0.8 https://si.yichen-group.com/info/a-complete-guide-to-zinc-alloy-die-casting-pr-17872978891187200.html 2026-05-14T22:28:53+08:00 weekly 0.8 https://si.yichen-group.com/info/the-evolution-of-die-casting-technology-17872978837693440.html 2025-05-14T16:39:27+08:00 weekly 0.8 https://si.yichen-group.com/info/weighing-the-pros-and-cons-what-s-the-optimal-17468719733023744.html 2025-05-14T16:43:39+08:00 weekly 0.8 https://si.yichen-group.com/info/welded-structures-unique-integrity-and-perfor-17468719511200768.html 2025-07-23T17:10:04+08:00 weekly 0.8 https://si.yichen-group.com/info/in-depth-analysis-die-casting-process-opt-17468719510938624.html 2025-05-14T16:47:19+08:00 weekly 0.8 https://si.yichen-group.com/info/welding-the-canary-of-industrial-manufactur-17468719450252288.html 2025-07-17T17:50:08+08:00 weekly 0.8 https://si.yichen-group.com/info/the-seven-major-types-of-3d-printing-technolog-17468679192880128.html 2025-07-23T16:52:05+08:00 weekly 0.8 https://si.yichen-group.com/info/die-casting-a-comprehensive-exploration-17468679077635072.html 2025-07-11T14:43:06+08:00 weekly 0.8 https://si.yichen-group.com/info/introduction-to-integrated-die-casting-process-17468678999303168.html 2025-07-23T16:37:21+08:00 weekly 0.8 https://si.yichen-group.com/info/application-and-optimization-of-die-casting-te-17468678989407232.html 2025-07-23T17:04:46+08:00 weekly 0.8 https://si.yichen-group.com/info/eight-essential-die-casting-mold-technical-sta-17468678924477440.html 2025-07-23T16:30:02+08:00 weekly 0.8 https://si.yichen-group.com/info/analysis-and-solutions-for-machining-issues-of-17468678921577472.html 2025-07-11T14:45:49+08:00 weekly 0.8 https://si.yichen-group.com/info/the-birth-of-pressure-a-journey-through-die-c-17468678904980480.html 2025-07-11T14:49:05+08:00 weekly 0.8 https://si.yichen-group.com/info/the-ultimate-guide-to-aluminum-die-casting-pro-17468678902621184.html 2025-07-11T14:32:32+08:00 weekly 0.8 https://si.yichen-group.com/info/best-practices-for-stamping-die-mold-testing-a-17468678869296128.html 2025-07-11T14:34:45+08:00 weekly 0.8 https://si.yichen-group.com/info/can-we-improve-stamping-quality-by-enhancing-t-17468678831580160.html 2025-07-11T14:38:51+08:00 weekly 0.8 https://si.yichen-group.com/info/extrusion-mould-design-variability-a-game-c-17468678826828800.html 2025-01-09T09:59:24+08:00 weekly 0.8 https://si.yichen-group.com/info/how-to-properly-apply-gas-shielded-welding-17265840599000064.html 2025-02-08T15:37:32+08:00 weekly 0.8 https://si.yichen-group.com/info/the-construction-of-intelligent-production-lin-17265840543818752.html 2024-12-24T14:47:32+08:00 weekly 0.8 https://si.yichen-group.com/info/what-are-the-characteristics-of-fusion-welding-17265840531465216.html 2025-01-03T17:22:40+08:00 weekly 0.8 https://si.yichen-group.com/info/what-are-the-differences-between-gas-shielded-17265840501171200.html 2024-12-24T14:13:00+08:00 weekly 0.8 https://si.yichen-group.com/info/what-are-the-application-ranges-of-brazing-17265840500597760.html 2025-01-22T10:39:50+08:00 weekly 0.8 https://si.yichen-group.com/info/enhancing-stamping-production-efficiency-throu-17265840497239040.html 2024-12-24T14:19:25+08:00 weekly 0.8 https://si.yichen-group.com/info/classification-of-stamping-die-forms-17265840492471296.html 2025-01-03T16:19:19+08:00 weekly 0.8 https://si.yichen-group.com/info/material-specific-metal-stamping-consideration-17265840440386560.html 2024-12-12T16:26:37+08:00 weekly 0.8 https://si.yichen-group.com/info/the-fundamental-principles-of-welding-17265840407077888.html 2024-12-12T16:21:24+08:00 weekly 0.8 https://si.yichen-group.com/info/cnc-in-the-automotive-industry-through-17265840400507904.html 2024-11-04T01:39:43+08:00 weekly 0.8 https://si.yichen-group.com/info/conventional-heat-treatment-process-of-die-cas-17130294054839296.html