The plastic expert Chen Xinhua did a lecture in our company
2014.11.13 15:09The plastic expert Chen Xinhua did a lecture in our company
Textile Chemistry
As one of the four core businesses of Hongda Group, ......
Material Chemistry
Since 2001,Hongda Group has been a distinctive char ......
Biological Pharmacy
Companies in the bio pharmaceutical development alw ......
Resin & Additive
The company's business covers the development o ......