In the competitive world of automotive manufacturing, the quality of your tooling directly determines the quality of your production. Choosing the right partner among stamping die manufacturers is not merely a procurement decision 鈥?it is a strategic move that affects your program lead times, part quality, and overall cost structure. DIAN STAMPING (LINHAI DIAN MOULD CO., LTD) has spent over two decades building a reputation as a reliable, one-stop manufacturing partner for global automotive OEMs and Tier 1 suppliers.

Two Decades of Automotive Tooling Expertise

Established in 2003 in Huangyan, Taizhou, Zhejiang Province, DIAN STAMPING brings more than 20 years of experience in designing and building precision automotive stamping dies. The company has grown from a small tooling workshop into a modern facility covering approximately 50,000 m2, with a dedicated die workshop of 4,000 m2 and a planned new 35,000 m2 facility featuring advanced press and coating lines.

With around 110 employees, including approximately 35 experienced die designers and technicians, the company possesses the engineering depth to handle complex automotive tooling programs from concept to completion.

Comprehensive Manufacturing Capabilities

What sets DIAN STAMPING apart from many stamping die manufacturers is its end-to-end service model. The company delivers fully integrated solutions across four core disciplines:

Stamping Dies 鈥?Progressive dies, transfer dies, and tandem dies for body-in-white, door systems, seating systems, instrument panels, and chassis components.

Sheet Metal Parts 鈥?High-volume stamping production and welding assemblies for automotive and household appliance industries.

Checking Fixtures 鈥?High-precision GD&T-oriented inspection fixtures that ensure every stamped component meets OEM specifications.

Welding Jigs 鈥?Custom welding fixtures for accurate, repeatable positioning and assembly operations.

This integrated approach means customers can source tooling, production parts, inspection fixtures, and welding equipment from a single qualified supplier.

Production Scale and Capacity

The company's annual capacity of approximately 2,000 sets of stamping dies, with an annual die turnover of around RMB 50 million, positions it as a high-volume capability provider. The new 35,000 m2 facility currently under development will further expand capacity with upgraded press lines and advanced coating capabilities.

Proven Track Record with Global OEMs

DIAN STAMPING has supplied tooling and stamped components to KIA, BYD, Toyota, Honda, Suzuki, and Geely, among others. Its products are exported to more than 10 countries across Asia, Europe, and the Americas.

Quality Management and Material Versatility

The company operates an ISO 9001 quality management system and follows IATF 16949-oriented automotive manufacturing practices. From raw material inspection to final dimensional validation using checking fixture systems, every step is controlled. DIAN STAMPING processes multiphase steel, aluminum alloys, custom rolled plate, and stainless steel.

Customization and Flexibility

The company accepts design inputs in multiple formats 鈥?2D drawings, 3D CAD data, or physical samples 鈥?and offers full prototype services. Typical delivery is 30-40 days for steel stamping dies and approximately 70 days for casting dies.