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.
Primarily manufactures automotive components such as brake discs and brake drums.

Laizhou Dingzheng Machinery Co., Ltd.

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10+
Years Of Experience
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50+
CNC machine tool
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6000+
Product Model
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4000+
Mold
Automotive parts manufacturers and suppliers
Reasons to Choose

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.

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.

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.

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



Business Benefits You Can Expect
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
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.










