Add: Room 903, Building F, Hangzhou Normal University Science and Technology Park, No. 1378, Wenyi West Road, Hangzhou, Zhejiang, P.R.China
Tel: +86-571-28313908
Fax: +86-571-28313908
Mb: +86-13957110871
ebsite: www.3hchem.com
E-mail: 3hchem@gmail.comsanhechem@163.com