Welcome to this website!

New Products

Contact Us

Contact:Mr Dong 13926882684
Tel:0769-22853440/23124700
Fax:0769-22853540
Emaillonghaichem@163.com
Address:Dongguan Nancheng District Cheonan digital city building C1 504A.
 

Fruit and bark of wood contain rich tannins Tannic acid is soluble in water Due to the action of the enzyme, it is easi...