Precison Machinery

Expert in in-die tapping Units & in-die insertion units & Turret Tapping Tools
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About Company

Professional Tapping Equipment Manufacturer

Dongguan Haiyu Precision Machinery Co.,Ltd. was established in 2010 and is located in Dongguan City, Guangdong Province, China. Dongguan has the reputation of "World Factory", with strong manufacturing strength and a complete industrial system.

We are Chinese leader in the in-die tapping field, Haiyu’s reputation is based on more than10 years of experience in this field and excellent technology. Our stamping dies and in-die tapping units are sold to the United States, India, Malaysia, Singapore and other countries, and have been recognized by this overseas customer.


Years In Business


Happy Clients


Projects Completed


Trained Staff

Our Services

We Provide Superior Machinery Services

Stamping Die Design

We provide progressive dies, transfer dies, single dies, multi-slide press, Widely used auto parts, household appliances, office furniture, construction industry, lighting accessories, motor housing and other industries.

In-Die Tapping Unit

The in-die units can make stamping die completes tapping at one time while stamping, which saves the labor cost of secondary tapping, improves production efficiency and product precisio.

Tirret Tapping Tool

Haiyu turret tapping tools can be used for all 85 series of CNC thick turrert, such as Amada, Prima power, Finn-power, Tailift, Murate, Jin fang yuan, Yawei, Dadong, Yangli......

Extrusion Taps

Extrusion tap is an important part of the die tapping units.
YAMAWA brand tap retail , made in Japan, specification: M3 to M10

Additional Services

Micro-lubricating System

This system is used directly with the tapping unit. It provides lubrication by spraying micro-droplets carried in an airflow which also provides cooling blast. Protect the tap at work and extend the life of the die tapping units.

Why Choose Us

Six Reasons For People Choosing Us

Quality Material

All parts of the machine are produced and quality tested by us


Over 5,000 customers worldwide recognize our quality

Experienced Engineers

We have a strong technical team and have 20 years of design experience

Door-to-door installation

For you to solve the installation worries

Quick Response

Customer service 24 hours online to answer questions

1 Year Warranty

Our after-sales team makes the product guaranteed

Our Team Leader

Hu Wei

Production Director

Can solve problems that arise during machine production, processing and installation. 25 years of experience in the hardware industry.

Gong Zhi Ming

Technical Director

Has been engaged in the metal stamping industry for 30 years and has rich experience in mechanical design and manufacturing.

Albert Liu

International Trade Director

Engaged in manufacturing international trade for 20 years, with rich import and export experience.

Don't Know What To Start With?

Get A Solutions For All Tapping Services


Head Office

Address: No.8 Weishi East Road,Yuning Industrial Zone,Hengli Town,Dongguan City, Guangdong province, China Tel.

Branch Office

Address: No.2056-2057, Area B, Hall 1, Zhengtailong, Chengbi, Kunshan City, Jiangsu province, China Tel.

Phone: +86 18025200892

Email: HY@tapping.com.cn    haiyuprecision@gmail.com

Free Consultation

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Our Amazing Clients