Ningbo TongNa Machinery Technology limited company (Supplier)
Ningbo TongNa Machinery Technology limited company
Date of establishment: 1998
Number of employees: 200 people
Registered capital (RMB) : 2500000
Annual turnover (RMB) : 30 ~ 50 million yuan

Ningbo TongNa Machinery Technology limited company Specialized in producing high strength standard and non-standard parts for automobiles and motor- cycles, wheel nuts, plastic wheel nuts and cap, mini-cars and automotive accessories etc.

The company has through ISO/TS16949 international quality certification. The products contain Inside hexagonal bolt, Outside hexagonal bolt, flange bolt, compounded bolt, hexagonal nuts, nuts with flange, square nuts, wheel nuts, nylon insert lock nuts and punch press article etc. For instance, our plant have introduced 10 advanced cold heading forming machines that are specialized in producing wheel cap of mini-cars and saloon cars, and finished products are around 30,000 pcs in one day.

Our bolts include DIN6921,DIN931, DIN933,DIN601, DIN558,DIN603, etc; nuts include DIN74361, DIN6923,DIN934, DIN985, DIN928, DIN929, DIN1587, etc. Main grade 4.8, 8.8 and up. Surface varieties: original, black, zincification, galvanizing, nickel, chrome,dacromet, zinc plate trivalent plus, etc. All our products are manufactured under professional productive technology and are carried out strictly with the GB national standard, DIN German standard, Q standard, ANSI American standard, BS English standard and has passed the authentication of ISO16949-2009 International Quality System.

Most of our products are sold on the markets, both at home and aboard, and are welcomed by spacious users. We also can produce nonstandard products according to the customers.
Welcome your inquiry.

Export business: the United States, Canada, Singapore, Japan, Egypt, Italy, Germany, Russia,France,South Korea, Mexico, Spain, Pakistan, Brazil and so on all over the world.

Tel: 0086-574-88915038.
Fax: 0086-574-88927698.
Contact: Ms. Tiffany
Main Products
Main products: High strength standard and non-standard parts for automobiles and motor-cycles, and others. Especially, wheel bolt,wheel nuts,flange bolts,flange nuts,hex head bolt,screws,self-tapping screws,hex nuts,anchor bolts,special fastener,etc. Main grade 8.8 and up.
The Most Competitive Products
The most competitive products: wheel bolts&nuts DIN74361, hex bolts&nuts DIN931/DIN933/DIN934,hex flange bolts&nuts DIN6921/DIN6923, compound bolts, non-standard components, etc.
Contact Us
Contact Name:A'Guo Jiang
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