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No. 575, East Xingfu Road, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province, China
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Zhengna Technology (Zhejiang Zhengna Technology Co., Ltd.) is a China-based contract manufacturer specializing in custom precision metal and plastic components. Founded in 1990 and headquartered in Yueqing, Wenzhou, Zhejiang Province, the company operates two production bases — in Zhejiang and Chongqing — with a combined facility area exceeding 20,000 square meters and approximately 90 employees.
The company holds four international quality certifications: IATF 16949:2016 (Automotive Quality Management), ISO 9001:2015, ISO 14001:2015 (Environmental Management), and ISO 45001:2018 (Occupational Health and Safety). It is equipped with nearly 300 sets of metal forming, plastic processing, and mold manufacturing equipment, and produces over 100 million components annually.
Zhengna Technology's manufacturing capabilities span six core categories: custom metal stamping parts, CNC machining parts, sheet metal fabrication, precision springs, injection-molded plastic parts, and multi-component assembly. The company serves customers in the automotive, medical device, consumer electronics, and industrial machinery sectors across North America, Europe, and Asia.
Key differentiators include in-house mold design and tooling (with a lifetime mold guarantee), full-process quality control using CMM, X-ray spectrometry, salt spray testing, and optical projection equipment, and a quotation-to-delivery timeline of 7–15 days for standard orders.
30+ Years of Excellence in Precision Manufacturing & Engineering.
We operate nearly 300 sets of advanced domestic and international equipment for metal stamping, plastic injection molding, and CNC machining. Our high-volume production capabilities ensure consistent quality and scalable solutions for global industrial supply chains.
Equipped with professional testing labs featuring CMM (Coordinate Measuring Machines), X-ray Spectrometers, 2D measuring projectors, and salt spray testers. We guarantee zero-defect delivery through a comprehensive QC system that covers every step from raw material to final coating thickness.
Our dedicated engineering team provides professional DFM (Design for Manufacturing) feedback. We collaborate deeply with clients in product development, utilizing SolidWorks and AutoCAD to optimize structural designs, reduce costs, and accelerate time-to-market.
ur team of 10+ senior engineers utilizes CAE and Moldflow analysis to ensure optimal tool design. Our entire mold development process is strictly managed in-house, providing a lifetime mold guarantee and ensuring the stability of high-precision mass production.
With over 30 years of industrial expertise, Zhengna Technology specializes in high-precision Custom Metal Stamping, CNC Machining Parts, Plastic Injection Molding, and Custom Springs. Operating from our two advanced production bases in Zhejiang and Chongqing, we provide a seamless transition from rapid prototyping to high-volume mass production. We are IATF 16949 and ISO 9001 certified, ensuring rigorous quality standards and a lifetime mold guarantee. Serving global leaders in the automotive, medical, and electronics sectors, we guarantee fast quotations and an industry-leading 7-15 day delivery lead time.
To meet the increasing demand for precision components, we inaugurated our new 20,000 sqm state-of-the-art manufacturing facility. This strategic expansion significantly boosts our production capacity and integrates advanced smart-manufacturing workflows, ensuring we deliver high-volume orders for our global partners with even greater efficiency and shorter lead times.
In 2013, Zhengna Technology officially achieved the prestigious IATF 16949:2016 certification (Reg. No. 0478453), marking our entry into the elite tier of automotive-grade suppliers. Combined with our modernized facility, this rigorous quality management system ensures every component meets the zero-defect standards required by global industry leaders. We don’t just build parts; we build reliability.
Our journey began in 1990 with the establishment of our first specialized production plant. Founded on the principles of technical excellence and unwavering craftsmanship, this facility laid the cornerstone for what would become a 30-year legacy of manufacturing reliability and global partnership.
No. 575, East Xingfu Road, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province, China