Our independent Intellectual-Property

Tianzhongzhongzhi focuses on research and development. We have applied for patents since 1982. Our products has sold all over the world and never involved in  patent issues because we have our own intellectual property rights. So Our products are worthy of your trust. 

Tianzhongzhongzhi set up its enterprise technology center in 2006 during the 13th identification in Tianjin. There are 120 members in this center, including: 12 senior experts 、12 senior engineers、36 engineers.These members all have achieved bachelor degree and they take up 49% of the whole employees. 

Our company has researched and developed equipment about hot strip-steel lineshaped-steel linerod and wire line for many years.We have applied for 10 invention patents and more than 200 utility patents in related fields. We have achieved many scientific and technological achievement awards.

hot rolling certificateHot strip certificatedpatents