Home Office in Beijing
  Add： Room101.Room102.Department 3 HuangTingzi, Haidian District ,Beijing ,China
  Pc: 100088
  Fax：010-82045614
  Tel：010-82041081 010-82041781 010-82041782
 

  Branch Office in Shandong
  Add：Room 507, Science and Technology Building. Zhujiang Road , Development zone ,Yantai,Shandong
  Pc：264006
  Fax：0535-6375748
  Tel：0535-4927836