Headquarter Office:
OTT Guangzhou
Tel: +86-20-86819712
Fax: +86-20-86812232
Email: ott@ottsilicone.com
Address: First Floor, A Building, 236 Industrial Zone, Huadu District, Guangzhou, Guangdong, China
Technical Department
Tel: +86-20-86819712
Fax: + 86-20-86812232
Email: info@ottsilicone.com