Administrative Affairs Department
Tel: 86-898-68680263/68680268  Fax: 86-898-68633311 
Add: No.165 Hai Xiu Road, Haikou, Hainan, China
POSTAL CODE:570311

Inspection Department
Tel：86-898-68681968 Fax：86-898-68681968 
Add: No.165 Hai Xiu Road, Haikou, Hainan, China
POSTAL CODE:570311

Sanitary Treatment Department
Tel：86-898-68681923  Fax：86-898-68681968
Add: No.165 Hai Xiu Road, Haikou, Hainan, China
POSTAL CODE:570311

Certification Department
Tel: 86-898-68680265  Tax: 86-898-68680265 
Add: No.165 Hai Xiu Road, Haikou, Hainan, China
POSTAL CODE:570311

Yang Pu Office
Tel：86-898-28826020 Fax：86-898-28827300
Add: The CIQ Yangpu Building, Xin Pu Auenue, Yangpu Economic Development Zone, Hainan, China
POSTAL CODE: 578101

Ba Suo Office
Tel：86-898-25597599 Fax：86-898-25597588 
Add:The CIQ Basuo Building, Dong Fang Avenue, Basuo, Hainan, China
POSTAL CODE: 572600