About Us
Company Introduction
Dongguan Dingjian Precision Transmission Machinery Co., Ltd. is a manufacturing enterprise specializing in the production, research and development, and sales of transmission components. It is located in Houjie Town, Dongguan. Currently, the company has obtained ISO9001 quality management system certification.

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Product Showcase
Precision transmission components for diverse industrial applications

Universal Joints

Precision Couplings

Diaphragm Couplings

Flexible Couplings
Workshop Tour
Advanced manufacturing facilities and production capabilities
Our Core Strengths
Four pillars of excellence that define our manufacturing capabilities

Quality Assurance
ISO9001 Quality Management System Certification

Precision Manufacturing
80%+ CNC Equipment for High Precision

Custom Solutions
Non-standard Couplings Based on Requirements

Global Service
Serving Customers Domestically and Internationally
Certifications & Patents
Quality assurance backed by official certifications

Precision Small Universal Joint Patent

Cross Slider Coupling Patent

Flange Universal Coupling Patent

Serpentine Spring Coupling Patent

Plum Coupling with Good Buffer Effect Patent

Frictionless Plum Coupling Patent

Large Range Diaphragm Coupling Patent
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Expansion Sleeve Patent

Coupling Positioning Fixture Patent

Frictionless Plum Coupling Patent
Media Recognition
Featured on CCTV News as a trusted brand supplier
Click to Play Video
CCTV News Report
Business Philosophy
Since its establishment, Dongguan Dingjian Precision Transmission Machinery Co., Ltd. has been favored by customers both domestically and internationally. We will continue to forge ahead in the field of high-precision, long-life transmission components, providing our customers at home and abroad with the highest quality products and the most comprehensive professional technical services.