ABOUT US

Manufacturing Automotive Die Mold Over 25 Years

We take immense pride in being the premier choice for reliable and top-notch Automotive parts vendors. When you choose us as your trusted vendor, you can rest assured that you are making the best choice for your automotive aftermarket parts.

Our Company Story

From Humble Beginnings to Industry Leadership

1998

A father left his newborn child and traveled far to learn automotive die-making, determined to create a better future for his family.

 

2002

After three years of apprenticeship, he started his own business, aiming to further develop and improve his skills.

 

2007

The business grew from a small workshop with just one employee to a small company of about eight people.

 

2011

As the financial crisis eased, the company expanded and started creating molds for brands like Ford, Toyota, BMW, and Mercedes.

2015

The company officially became Danyang Royalin Auto Parts Co., Ltd., marking the beginning of standardized and process-driven production.

2019

The company entered the electric vehicle industry, successfully developing molds for Tesla’s aluminum hoods, doors, and fenders.

 

2025

Plans to strengthen R&D, expand production, and complete the full range of Tesla parts. Model 3 Highland and Model Y Highland is underway. 

Step Inside Our World of Innovation

Explore Our Factory Tour

Guide to Automotive Sheet Metal Production

From Design to Delivery: The Precise Process Behind Quality Automotive Parts

01.

Point Modeling

Creating the data for the original factory parts.

02.

Foam Model

Using foam to create the required mold model.

03.

Casting

Processing with foam, embedding in sand then pouring molten iron.

04.

Initial Mold

High-precision milling of the mold using CNC machines.

05.

Manual Polishing

Fine-tuning the mold with detailed manual grinding.

06.

Trial Molding

Continuous adjustments to ensure the product is stable and reliable.

07.

Stamping

Placing steel or aluminum sheets in the mold to form the shape.

08.

Laser Cutting

Removing excess material and cutting out necessary holes.

09.

Assembly

Placing parts in mold, assembling them into a complete product.

10.

Vehicle Testing

Performing tests on the assembled parts.

11.

Electrophoresis

Applying base coat treatment for durability.

12.

Packaging

Secure packaging and dispatch for delivery.

Model S Fender Installation

Perfect Fit. Rigorous Testing

model x hood
Model X Hood Installation
Model y trunk lid
Model Y Trunk Lid Installation
Model Y Doors
Model Y Door Installation

Meet Our Team

Hi, I'm LiuLaoEr, the founder

Directs die & parts manufacture. Be honest and generous, be serious in work is the secret to winning the trust of our customers.

Hi, I'm Lina, sales director

Responsible for sales business and connection with production. We aim to make your purchase pain-free.

Hi, I'm Levi, sales manager

Manages sales matters. Not just for once but building long-term cooperation with you.

Hi, I'm Hong, engineer director

Enjoys solving technical difficulties. I believe that our products will bring you a cozy installation.

Hi, I'm Lee, product manager

In charge of molding and production. Producing five-star EVs' parts is our mission.

Hi, I'm Yoo, Tech Supervisor

Cooperated with Lee. Each step in production matters. Good die means easier assembly of end products.
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