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Founded in1985, ZHEJIANG DITE HIGH INTENSION BOLT CO., LTD.(formerly Dongtou County HIGH INTENSION BOLT FACTORY), with registered capital of 15 million RMB, has the autonomous management right for export . For more than 30 years, the company has throw itself into the work of research, production, sales and services of high-strength bolts, nuts, gaskets, and their assemblies. Located in Yang Wen Industrial Park, Dongtou District, Wenzhou City, Zhejiang Province, the company is 46 km from Wenzhou Airport, and 69 km from Wenzhou Nanchang Station. Now,there are tow factory, one covering an area of about 10,000 square meters with Administrative Building, Hot Forging Workshop, Cold Pier Workshop., Machine Processing Workshop and material Depot;the other covering an area of about18,800 square meters with R&D Center, Heat Treatment Workshop, Surface Treatment Workshop,Product Warehouse and Talent Building.


The products of the company are mainly used in engineering machinery, petrochemical engineering, tower mast machinery, crane machinery, mining machinery, railroad track, hydraulic pump valve, wind power nuclear power, automobile manufacturing, bridge industry, ship and other industries. With long-term cooperation with domestic and foreign well-known leading enterprises and joint ventures, the products are exported to the United States, Germany, Russia, Belarus, Japan, Korea, Panama, India and other countries. The quality of the products and the services of the company got unanimous praise by customers, also, the company have been awarded the title of excellent supplier and advanced quality award for many years.


The company is a national high-tech enterprise and a member of National Fastener Standardization Technical Committee. The company has many special production lines and intelligent visualization workshops for the production of high-strength bolts such as cold piercing, hot forging, heat treatment and surface treatment. With provincial testing qualification, the test center of the company has the ability to conduct chemical analysis, mechanical testing, physical testing, NDT, Anti-corrosion testing and other rigorous testing methods. With 23 national patent technologies, the technical R&D center of the company has provincial-level R&D qualification, taking charge of various of provincial, municipal and district scientific research tasks and new product trial production plans.


The company participated in a number of national standards research and repair work, hosted the drafting of T/ZZB 0263-2017 High Strength Bolts, Nuts and Washers for Wind Power Generation, T/ZZB 0575-2018 High Strength Crawler Bolts and Nuts, T/ZZB 2582-2021 Flange Bolts of Petrochemical Steel Pipe ‘Made in Zhejiang’ group standard, of which T/ZZB 0575-2018 High Strength Crawler Bolts and Nuts ‘Made in Zhejiang’ group standard was awarded the honorary title of ‘leader’ of Zhejiang group standard in 2019, obtaining the authentication certification ‘Defined Quality’ of Made in Zhejiang .


The company passed the ISO9001 quality system certification in 1999, and then passed AP1 20E BSL-3 level, ISO 14001 Certification(Environmental Management System), ISO 45001 Certification (Occupational Health and Safety Management System) , and grading certification. The company is a‘High Standard, Delication, Specialization and Innovation" enterprise in Zhejiang Province, awarded Invisible Champion Cultivation Enterprise in Wenzhou City, and won the ‘AAA Grade Contract and Trustworthy Company in Zhejiang Province’, ‘High Growth Enterprise in Wenzhou’ , ‘Famous Brand Products in Wenzhou’, ‘Famous Brand Trademark in Wenzhou’, ‘Safe Production Enterprise in Wenzhou’, ‘Modern Enterprise System Innovation Award in Wenzhou’. ‘Modern Enterprise System Innovation Demonstration Enterprise in Wenzhou’, ‘Leading Enterprise in Dongtou District’, ‘Governor Quality Award in Dongtou District’, ‘Top Ten Enterprise in Dongtou District’, ‘ Honest Private Enterprise in Dongtou District’ and other honorary titles.


Committed to the policy of ‘Pioneering Innovation, High Quality and High Efficiency, Customer First, Honesty and Promise’, the company is to provide the customers with the most competitive high-strength bolts under the mission of ‘Harmonious Dite, Green Development’


ABOUT US
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Supplier Of High Strength Bolts
Customer Praise
Cooperative Dealer
National Patent
High Quality Customer Base
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Enterprise scale, product integration, and modern management pattern.
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ZHEJIANG DITE HIGH INTENSION BOLT CO., LTD

Address : Yang Wen Industrial Park, Dongtou District, Wenzhou City, Zhejiang Province
Fax: 0577-63470856
Mail:ditebolt@vip.163.com