Jiangsu zhongcheng fastening technology development Co., Ltd. Mainly dedicates to the production and research of the high strength fasteners. It owns a wholly owned subsidiary corp. Which is Tianjin zhongchengxin high strength fasteners Co., Ltd. (Hereafter referred to the two companies as "zhongcheng development" or "company"). Zhongcheng development owns about ten-years exeprience in production and research of the high strength fasteners. The products are applied to wind energy system, railway, highway, bridge, electromechanic equipment, power station, boiler, steel structure, ect. Products include wind foundation bolts, tower conncection bolts, blade connection bolts, wind turbine bolts, track bolts and steel structure connection bolts. Products standards are mainly GB/T1228-1231, GB/T3632, GB/T5782, GB/T901, EN14399-4-6, DIN931. We can also supply the non-standard products according to the requirements from the customers.

Zhongcheng development is always regarding the quality as fundamental for enterprise's survival. Tianjin Zhongcheng has been approved by Lloyd's Register Quality Assurance to the ISO 9001: 2008 and got the CE certificate of high-strength hex bolts EN 14399-1-6. In order to improve its management, Jiangsu zhongcheng passed the accreditation of ISO9001: 2008, ISO14001: 2004 and OHSAS18001: 2011. The company strictly comply with and follow the ISO 9001-2008 standards for the quality control to ensure the quality of the products are stable.

Zhongcheng development adhere to" integrity - based, expanding the market by quality; Double win - way, developing the future by credit ". We have already supplied the high strength bolts for thousands of wind turbines from hundreds of wind farms both in China and abroad. Rely on the high quality products and the perfect service, Zhongcheng development has owned a number of stable and long-time cooperated customers at home and abroad.

Zhongcheng develpment will dedicate to the R&D, the production & service of the large fasteners. Adhere to "technology as the first, quality as the basis, service as the major", we will try our best to make zhongcheng development to be a reputed company in fasteners fields both here and abroad.