Company Profile
Cheng Hui Machinery Tools Factory is a leading Taiwanese professional manufacturer specializing in reamer design and production with over 50 years of expertise. Committed to innovation and high-quality tooling, Cheng Hui has earned a solid reputation and is widely trusted across industries including mold & die, automotive, precision parts manufacturing, and aerospace.
We specialize in a comprehensive range of products, including Adjustable Reamers, Carbide Reamers, HSS Machine/Chucking Reamers, Hand Reamers, and Taper Pin Reamers.
Guided by our core philosophy of “Quality First, Customer Satisfaction,” we have established elite teams in both operations and manufacturing to ensure sustainable growth. Our mission is to provide superior product quality and exceptional service, helping our clients maximize operational efficiency and achieve their targets.
Driven by a spirit of excellence, Cheng Hui focuses not only on supplying advanced reaming tools to boost productivity but also on providing efficient support and maintaining extensive inventory. To meet unique challenges, we offer OEM services and a wide spectrum of custom tools tailored to individual requirements.
We are actively seeking partnerships with professional distributors worldwide. We believe this collaboration will create new opportunities and bring the same premium service quality we provide in Taiwan to the global market.

Business philosophy
Chenghui has an excellent management and manufacturing team, pursuing the quality of high-precision reamers that are comparable to the internationally renowned, and is committed to providing excellent and advanced reaming tools to ensure customer productivity. It has always adhered to the business philosophy of "customer first, service first" , pursuing sustainable business operations and growth.
We also focus on efficient service and sufficient inventory. In order to meet the special needs of diverse customers, we also provide customization and OEM manufacturing to meet the requirements of each customer, so as to provide customers with the best product quality and service, and jointly create Best work efficiency to achieve successful goals.

History
-
1970
· Established Shunrong Machinery Factory (mainly producing assembly machinery base machines and universal knife sharpening machines)
-
1975
· Changed its name to Yuan Jinming (Y.J.M) Machinery Tools Co., Ltd. to produce adjusting reamers, hand reamers, slope reamers, center drills, etc., and various cutting tools.
-
1989
· Taichung Wuri Factory completed and opened
-
1998
· Adjustable reamer mass production line established
-
1999
· Adjustable reamer OEM brand production line established.
-
2005.01
· The new factory in Daqing was completed and moved to the current location. And renamed the company Cheng Hui Machinery Tools Factory
-
2009
· Kinds of the HSS reamer mass production line established.
-
2010
· HSS reamer OEM brand production line established.
-
2013
· Passed the ISO 9001:2008 MIRDC quality management system certification system.
-
2016
· Kinds of the carbide reamer mass production line established.
-
2017
· Carbide reamer OEM brand production line established.
-
2019
· Passed the ISO 9001:2015 MIRDC quality management system certification system.
Certification

