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About Our Company

Laizhou Dingzheng Machinery Co., Ltd.

The company owns independent casting workshops and mechanical processing workshops, our main products are brake discs and brake drums, not only for cars but also for trucks. The material is gray cast iron, HT200, HT250, G3000, G3500, also ductile cast iron QT400-QT600, so that our products can meet the material performance requirements for different working conditions and vehicle models.After years of development, the factory has accumulated more than 6,000 product models for various vehicles and stocked over 4,000 sets molds. The products gradually cover passenger cars and commercial vehicles in many countries.

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about
  • 10+

    Years Of Experience

  • 50+

    CNC machine tool

  • 6000+

    Product Model

  • 4000+

    Mold

Automotive parts manufacturers and suppliers

Reasons to Choose

Certificated
R&D Capability
Self-own Factory
Eco-friendly
Consolidating Manufacturing Foundation & Expanding Domestic Market

Consolidating Manufacturing Foundation & Expanding Domestic Market

The company continuously expanded its CNC processing equipment and improved casting electric furnaces and machining production lines. A complete production process from mold development to the brake disc prodcuts is built.

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Tech Innovation & enhancing independent R&D

Tech Innovation & enhancing independent R&D

The company increased investment in R&D and set up a dedicated technical R&D team,focusing on brake disc processing techniques and machining equipment,It has successively obtained multiple utility model patents,such as brake disc stamping dies, drilling equipment, shotblasting equipment, and finishedproduct performance testing devices.

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Our factory

Our factory

The company owns independent casting workshops and mechanical processing workshops, our main products are brake discs and brake drums, not only for cars but also for trucks. The material is gray cast iron, HT200, HT250, G3000, G3500, also ductile cast iron QT400-QT600, so that our products can meet the material performance requirements for different working conditions and vehicle models.After years of development, the factory has accumulated more than 6,000 product models for various vehicles and stocked over 4,000 sets molds. The products gradually cover passenger cars and commercial vehicles in many countries.

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Developing Foreign & Domestic Markets

Developing Foreign & Domestic Markets

Based on mature casting and machining production capacity,we started to delivery the overseas export business,Built independent overseas sales team,refined standardized export packaging procedures, the products were exported to overseas markets including Europe, North America, South America and the Middle East. Our company secured the stable customers both domestic and overseas.

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Full Customizable Options

Laizhou Dingzheng Machinery Co., Ltd.: The products gradually cover passenger cars and commercial vehicles in many countries.

Appearance

Brake disc and brake drum for car,covering passenger vehicles, commercial vehicles, modified cars and racing-grade applications, The parts fit Japanese, European, American, Chinese domestic models.

Inspection & Packaging

1. Wall Thickness Tester/ 2. Roughness Tester/ 3. Geometric Tolerance Tester (for roundness and run-out inspection)/4. Hardness Tester/ 5. Marking Machine (Laser Marking for part model engraving)/ 6. Automatic Packaging Machine

Production Market

To better support our customers, we have established overseas warehouses and plan to add more in the future.

Appearance
Inspection & Packaging
Production Market

Business Benefits You Can Expect

Various vehicle types
For Brand and Retailer
For Distributor

Various vehicle types

We stand out among B2B suppliers with the followings

Own Factory

You are welcome to visit our factory at any time.

Customized Solutions

We offer one-stop customized solution from R&D to packaging design.

Certifications

ISO13485 /ISO9001 /ISO14000 /ISO45000 /BSCI /FDA /CE /REACH.

Comprehensive Service

OEM/ODM services /free samples /2-year warranty /quick response within 7*24 hours.

Competitive Prices

With professional and complete production facilities, we provide quality products at affordable prices.

For Brand and Retailer

We're proud to provide quality products for your end users and assure that

Stable Production

With sufficient product supply, we meet your urgent production or delivery needs.

Customization

We offer full range of custom options, like printing graphics and logos on product appearance and packaging.

Fast Delivery

Mature production system and supply chain management enable us to fulfill your orders faster.

High Quality

We're committed to using superior raw materials, and each product conforms to stringent quality standards.

For Distributor

Our quality products enhance your business through

Certifications

ISO13485 /ISO9001 /ISO14000 /ISO45000 /BSCI /FDA /CE /REACH.

Rich Products Variety

  • Standard brake disc and brake drum for car
  • Standard brake disc and brake drum for truck
  • Various surface treatments for brake disc
  • Drilled and slotted brake disc
  • Various casting parts according to samples
  • Special-shaped component development
  • OEM manufacturing

Dealer Discounts

Attractive discounts are avalible for dealers, to help you get higher profit margins.

Overjoyed Service
Overjoyed Service
Overjoyed Service

Various casting parts according to samples meet the requirement of customer.

Brake disc and brake drum for car,covering passenger vehicles, commercial vehicles, modified cars and racinggrade applications,The parts fit Japanese, European, American, Chinese domestic models.It covers not only wellestablished branded vehicles , but also emerging new brands, as well as rapidlygrowing electric vehicle brands in recent years.