In today's competitive manufacturing landscape, selecting the right partner for metal forming and tooling can make or break your production timeline, cost structure, and product quality. Whether you need complex stamping die manufacturers for body-in-white components, high-volume progressive dies for precision parts, or end-to-end assembly solutions, the ideal supplier should offer more than just a single service — they should deliver a complete, integrated manufacturing ecosystem. DIAN STAMPING, operating under LINHAI DIAN MOULD CO., LTD., has been precisely that kind of partner for global automotive OEMs and Tier-1 suppliers since 2003.

Who Is DIAN STAMPING?

Headquartered in Hongguang Industrial, Yanjiang, Linhai, Taizhou, Zhejiang Province, China, DIAN STAMPING is a National High-Tech Enterprise with over two decades of hands-on experience in the stamping and tooling industry. The company's modern production facility spans approximately 50,000 square meters and is equipped with automated production lines, R&D laboratories, and supporting facilities for electrophoresis and powder coating. With a skilled workforce of around 110 employees — including approximately 35 dedicated die designers and technicians — DIAN STAMPING produces an annual capacity of about 2,000 sets of medium and small stamping dies, with an annual die turnover of approximately RMB 50 million.

Comprehensive Product & Service Portfolio

What sets DIAN STAMPING apart is its truly one-stop, full-industry-chain service model. Rather than outsourcing critical steps, the company handles everything in-house — from mold design and development to sheet metal stamping, welding processing, powder coating, and finished product assembly. The four core service categories are:

For customers seeking automotive stamping dies, the company's expertise spans progressive die stamping, transfer die stamping, and tandem/multi-station die solutions. Each die is engineered using advanced CAD/CAM software (AutoCAD, SolidWorks, CATIA) and undergoes rigorous tryout and testing before delivery. The company also supports non-standard OEM/ODM projects across automotive, electrical, hardware, and home appliance industries.

Material Processing Capabilities

DIAN STAMPING has proven expertise processing a wide range of materials to meet diverse engineering requirements:

• Multiphase steel parts — High-strength grades for crash-resistant structural components
• Aluminum parts — Lightweight solutions for modern vehicle weight reduction
• Custom rolled steel and welded plate parts — Heavy-duty fabrication for industrial applications
• Stainless steel parts — Corrosion-resistant components for exhaust and exterior systems

Industry Applications

DIAN STAMPING's products are deployed across eight major automotive system domains:

• Body-in-White Systems — Door panels, fenders, side frames, spare tire wells, A-pillar and B-pillar components
• Seat Systems — Seat basins, support beams, slide rails, reinforcement plates
• Door Systems — Hinge reinforcement plates, guide rails, water-cut panels, inner and outer panels
• Chassis Systems — Control arms, swing arms, cross members, floor panels
• Dashboard Systems — Instrument panel cross beams and support brackets
• Fuel Tank Systems — Tank mounting brackets, shield panels
• Exhaust Systems — Heat shields, mounting flanges
• Clutch Systems — Housing components, pedal brackets

Beyond automotive, the company also serves the household appliance industry, producing precision stamped parts for refrigerators, washing machines, and ovens — including brackets, hinges, handles, and evaporator panels.

Quality Certifications & Recognition

Quality is embedded in every step of DIAN STAMPING's manufacturing process. The company holds IATF 16949 and ISO 9001 certifications, meeting the stringent requirements of the global automotive industry. It has also been recognized as a National High-Tech Enterprise, a Zhejiang Provincial Science and Technology-based SME, and operates a certified High-Tech Development Laboratory. Multiple patents and industry honors further validate the company's commitment to innovation and excellence.

Why Choose DIAN STAMPING?

When evaluating custom sheet metal parts suppliers or tooling partners, here is what makes DIAN STAMPING a standout choice:

1. True One-Stop Service — From die design and stamping to welding, coating, and assembly, all processes are managed in-house with zero outsourcing, ensuring full quality control and shorter lead times.
2. Factory-Direct Pricing — As a manufacturer (not a trading company), DIAN STAMPING offers competitive pricing without intermediary markups.
3. Automotive-Grade Quality — IATF 16949 and ISO 9001 certified quality management systems, with in-line inspections, CMM 3D scanning, and SPC process control.
4. Flexible Customization — Supports OEM/ODM from 2D drawings, 3D data, or physical samples. Free tooling solutions and sampling available.
5. Reliable Lead Times — Typical delivery of 30–40 days for steel stamping dies and approximately 70 days for casting dies, with fast-track options for urgent projects.
6. Global Export Experience — Serving customers in more than 10 countries, with English-speaking sales support and international shipping capabilities.

The company is also a professional checking fixture and welding jig manufacturer, providing inspection and assembly tooling that ensures dimensional accuracy and repeatability throughout the production process. Press dies and checking fixtures are always supplied as a matched set, eliminating measurement inconsistencies and ensuring that every stamped part meets its design specifications.