user：
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Address: T401-420 Room, 20# street Zhonghe, Beijing Economical Development Zone ,China
Zip code：100070
tel：86-10-87015209(Bai rui jie)
fax：86-10-67862874
E-mail： sales@bjasc.com.cn
 
 
Address: 401-420 Room, 20# street Zhonghe, Beijing Economical Development Zone ,China PRC, 100070
tel：86-10-87015209  /  13581510412
  Fax：86-10-67862874