USA: 

+1-803-3179166
sales@victamax.com
Rockville Innovation Centre, 155 Gibbs Street, #556, Rockville,  MD 20850 USA

Hong Kong: DragonChem Limited

+852-23190918
sales@dragonchem.com

 Shanghai: DragonChem Limited – Shanghai office

+86-13710121239
shanghai@dragonchem.com

 Guangzhou: Guangzhou Long Shang Plastic Limited

+86-20-83367401
sales@longshang.biz