About Us
Under the long-term corporate philosophy of quality first and customer first, all employees of Cheng Yi Precision Technology Co., Ltd. and the company have been growing steadily together.
Our related company is Long Jian Rong Enterprise Ltd. (LJR), which is responsible for the production of automatic bar feeder parts, while CHENG YI is responsible for the production of lathe parts. The CHENG YI, LJR dual brand is marketed all over the world.
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Our related company is Long Jian Rong Enterprise Ltd. (LJR), which is responsible for the production of automatic bar feeder parts, while CHENG YI is responsible for the production of lathe parts. The CHENG YI, LJR dual brand is marketed all over the world.
Quality Excellence, Respect For The Customer

Customer need-oriented, to pursue optimizing quality. Counseling suppliers to synchronously grow, making its supplier quality sophisticated with the times.

Continuous innovating and improving product design quality standards. Upholding the concept of doing right at the first time, achieving delivery requirements-timely, quality, and correct amounts.

Products meet with internationalization standards. Reduce the content of harmful substances, complying with regulations and customer requirements.
Product Category

Carbide Miniature Boring Cutters

Drill Bits

Japan Rotary & Static Tool Holder

Headstock Collets

Guide Bushes

Automatic Bar Feeder Parts

CNC Lathe Parts

ER Collet

Waterstop Collet

SK Collet

Lathe Accessories

Extension Rod

Automatic CNC Lathe Toggle

Automatic Lathe Parts

Lathe Spindles

ER Nut Series

SK Nut Series

Customized Products

Tapping Collet
We have cooperated with 64 lathe factories around the world. With good quality and sufficient inventory, we are the first choice for dealers from all over the world.
