Socket hex bolts (DIN912), T-Nuts, Washers (DIN125,DIN127,DIN6916), Thread rods (DIN975), Machine screws, Wood screws, Drywall screws and Chipboard screws.
Our products are in conformity with DIN, ANSI, BS, JIS, GB, ISO
The strength grades range: CLASS 6，CLASS 8，CLASS 10，2H，HV10 for Nuts, CLASS 4.8，CLASS 6.8,CLASS 8.8,CLASS 10.9,HV 10.9 for bolts.
We provide surface finish: black oxide, zinc plate, phosphate, hot dip galvanize, Dacromet and others. The raw steel material are SWRCH35K,10B21,,ML08AL,Q195,Q235,Q215,40Cr.

We could offer full range of products, various products with customized headmark, label, package and non-standard products, so it could enable you one-stop shopping.

Established in 2001, Shanghai Tianbao factory has a 20,000㎡ plant specialized in fastener producing , adjacent to China most advanced Bao-steel manufacturing base, total assets of 120 million RMB Yuan, above 250 employees, over 50 technical personnel, current annual product capacity 30,000 tons, heat-treatment 1,350 tons monthly, annealing treatment 800 tons monthly. We are accredited to ISO9001:2000 quality management system and TS-16949 Automotive fastener certificate.

The facility : 4 sets imported well type spheroidizing annealing furnace, 30 sets high-speed, high-precision nuts cold header from Taiwan, 1 set cold header from Japan, 35 sets tapping machine, 17 sets bolts cold former, 7 sets screw rolling machine, 2 sets heat-treatment furnace, 8 sets draw bench.
The testing instruments: tensile strength tester, hardness tester, rusty resistant tester, Metallographical equipments and impactive test machine.

The 2nd factory Lengjiang tianbao factory set up in 2006 ,in area of Lengshuijiang economic development zone in Hunan province. It covers 500 acre area,
registered capital 160 million, over 400 employees, annual productivity 150,000 tons.
The facility : 31 sets nuts cold header from Taiwan, 30 sets tapping machines, 53 sets bolts cold former including 8 sets from Taiwan, 26 sets screw rolling machine, 9 sets draw bench, 3 sets annealing furnace, 6 sets heat-treatment furnace,.1 zinc plating line.

Perspective:
In the near future by end of 2013, in Chongming Island industry base in north Shanghai , the newly built 135,000㎡ plant will put into operation , it boast the most updated, largest Fastener Processing Center in China.