One‑stop full‑chain production

We have our own mold workshop, injection molding production line, and independent quality inspection department to control the entire process from mold opening, injection molding to finished product inspection, eliminating intermediate links and ensuring controllable delivery times.

Years of experience in automotive parts manufacturing

The factory was founded in 2015 and has been deeply involved in the field of automotive plastic parts

Flexible OEM customization

Support customized mold making based on drawings and samples, as well as automotive plastic injection molded parts. The specifications, hardness, and appearance process can be adjusted according to customer needs.

Stable batch supply capability

Large scale injection molding production capacity, capable of undertaking large-scale wholesale orders for foreign trade, with unified quality and outstanding cost-effectiveness for long-term cooperation.

Hot Products
Popular Automotive Molded Accessories
A complete set of modified nylon injection molded parts
A complete set of modified nylon injection molded parts

This is a complete set of modified nylon injection molded components for fuel filters, including filter housing base, spiral support frame, end cover, limit screw, sealing protective cover and other plastic structural components.

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Complete set of PA66 fiberglass reinforced injection molded parts
Complete set of PA66 fiberglass reinforced injection molded parts

This set is a complete set of PA66 fiberglass reinforced injection molded parts for diesel filters, including filter cup housing, filter screen support frame, center bracket, end cover, oil drain screw, dust seal cover and other plastic structural components.

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Complete set of PA66 fiberglass reinforced plastic parts
Complete set of PA66 fiberglass reinforced plastic parts

Compatible with the new Parker 900 filter, the complete set of PA66 fiberglass reinforced plastic parts includes a filter element support inner frame, a circular cover base, and a three piece set of oil drain screws.

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Special plastic threaded joint for engine cooling system
Special plastic threaded joint for engine cooling system

This is a plastic threaded joint (thermostat housing interface) specifically designed for engine cooling systems, model 1436377, using PA66 GF30 fiberglass reinforced nylon precision injection molding.

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OEM number 1K0 122 291J cooling system quick connector
OEM number 1K0 122 291J cooling system quick connector

This OEM number 1K0 122 291J cooling system quick connector is designed to match the engine cooling pipelines of Volkswagen and Audi European models.

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Fixed plastic outlet flange joint for engine cooling system
Fixed plastic outlet flange joint for engine cooling system

This is a fixed plastic outlet flange joint for the engine cooling system, which is injection molded

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Y-shaped three-way water pipe joint OEM number 7512727
Y-shaped three-way water pipe joint OEM number 7512727

The Y-shaped three-way water pipe joint has OEM number 7512727 and is made of PA66 GF30 fiberglass r

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Composite multi interface cooling system plastic joint
Composite multi interface cooling system plastic joint

This composite multi interface cooling system plastic joint is made of PA66 GF30 glass fiber reinfor

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ABOUT

ABOUT

Qinghe Dinghong Automotive Parts Co., Ltd. was founded in 2015 and is a source manufacturing factory that integrates mold research and development, injection molding, and finished product quality testing. We focus on the research and development of various types of automotive injection molded parts, with a mature integrated production system that supports OEM and ODM customization based on drawings and samples. We have long been accepting bulk wholesale and customized orders from global customers, providing stable quality and efficient delivery services to domestic and foreign auto parts buyers.

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Latest News
Industry Updates & Manufacturing Insights
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2026-07-20

Intelligent Production & Strict Quality Control Improve Industry Export Competitiveness

Digital and intelligent manufacturing has become an important support for the high-quality development and export growth of the automotive injection parts industry in 2026.

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2026-07-20

Sustainable & Eco-Friendly Materials Reshape Automotive Injection Industry Standards

Global environmental protection policies and circular economy regulations are profoundly promoting the material upgrading of the automotive injection molding industry in 2026.

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2026-07-20

EV Development Boosts Demand for High-Precision Custom Injection Components

The rapid popularization of electric vehicles has put forward higher customized requirements for automotive injection molding accessories in 2026. Different from standardized parts for traditional fuel vehicles

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2026-07-20

Lightweight & Metal Replacement Become Core Development Trends of Auto Plastic Parts

Lightweight transformation has become an irreversible mainstream trend in the global automotive manufacturing industry in 2026, greatly driving the technical upgrading of automotive injection molded parts.

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2026-07-20

Global Automotive Injection Molding Market Maintains Steady Growth in 2026

The global market for automotive injection molded parts continues stable expansion throughout 2026, driven by the booming new energy vehicle industry and continuous upgrading of automotive electronic systems.

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