For further enquiry contact us or E-mail us at the following address:
CHANGSHA RONGHAI SUPERHARD MATERIAL RESEARCH INSTITUTE
Address: Gaotang , Shaping, Laodaohe Town Kaifu District, Changsha, Hunan , 410152, China
Person in charge: XuTao QuHao
Tel:86-731-6783099/6781908
Fax:86-731-6781908
Mobile: 013808430221(Market Manager)
E-mail: ronghai@rh-diamond.com
URL: http://www.rh-diamond.com