Address: No. 8 Sanheng Road, Pharmaceutical Valley, Haikou National Hi-Tech Industrial Development Zone, Haikou, Hainan, P.R.China.
Tel: +86-898-68616800
Fax: +86-898-68616811

Email (International Trade): sales@hnhuanglong.com 

zhangzhijuan@hnhuanglong.com

huangyingxue@hnhuanglong.com