CUSTOM SERVICE

Zhejiang Zhengna Technology: IATF 16949 certified custom sheet metal parts manufacturer with 30+ years experience. We offer precision stamping, fabrication, and full in-house tooling for automotive, electronics & industrial applications. Get a free quote for CRS, stainless steel, aluminum parts.

Professional custom mold & die manufacturing services in China. ISO certified mold making, stamping dies, injection molds, and precision tooling for sheet metal and plastic parts. Get custom tooling solutions for automotive, electronics, medical, and industrial applications.

Your Expert Partner for Custom Plastic Injection Molded Parts Zhengna Technology, based in Zhejiang, China, is your trusted source for precision custom plastic injection molded parts. We provide a complete turnkey solution—from initial concept...

Zhejiang Zhengna Technology - ISO 9001 & IATF 16949 certified custom CNC machining parts manufacturer. We provide precision CNC milling, turning, Swiss-type machining, and wire EDM services for aerospace, medical, automotive, and industrial applications. Get competitive quotes and free DFM analysis.

Zhejiang Zhengna provides high-quality custom stamping parts for automotive, electronics & industrial applications. We offer rapid prototyping, competitive pricing, and full in-house tooling. Get a quote for your precision metal components. ISO-compliant processes. Email [email protected].

Zhejiang Zhengna Technology: Custom springs manufacturer with 30+ years experience. We specialize in rapid prototyping and production of compression springs, extension springs, torsion springs, and die springs in music wire, stainless steel & more. Get a free quote for your precise specifications.

Professional custom fasteners manufacturer in China. ISO 9001 certified custom bolts, nuts, screws from 1/4" to 4" diameter. Mining, heavy machinery, military, railroad & agricultural equipment fasteners. Get quote today!

Zhejiang Zhengna Technology offers professional custom welding & fabrication services. Our D1-certified team provides MIG and TIG welding for steel, stainless steel & aluminum. Get a quote for precision metal parts. Email [email protected] or call +86-13958138997.

Zhejiang Zhengna Technology provides custom aluminum extrusion profiles manufacturing with CNC post-machining. We work with 6061, 6063 alloys for aerospace, automotive, construction applications. Get competitive pricing from China extrusion experts.

Professional custom assembly services for metal, plastic, and electronic components. Manual, semi-automated & fully automated assembly solutions with ISO 9001 certification. Serving automotive, medical, electronics industries globally from China and Mexico facilities.