Address: Liucun Industrial Park, Changping District, Beijing

Code：102204
Tel：010-89774901（switchboard）  

Fax：010-89774609   

Address: The west side of Dongchang Road and the south side of Lanhe Street, Tianjin Special Industrial Park, Jixian Economic Development Zone, Tianjin

Code：301914

Tel：022-29807188（switchboard）  

Fax：022-29807161