No.7 1 ThinkCenter 021-51Kloc-0/7201/517202 Shanghai.
Beijing Wan Wei Xinda Technology Co., Ltd. Shanghai ThinkPad Service Department
Think Center 021-62473710/62475144 Shanghai, No.22 Yuyuan East Road, Jing 'an District, Shanghai.
China Railway (Beijing) Information Technology Service Co., Ltd. Shanghai No.2 Service Department
Shanghai Pudong New Area Zhang Yang Road 1669 Thinking Center 02 1-50933900 Shanghai.
Shanghai Tian Yu Shijie Information System Co., Ltd.
Thinking Center, No.2633-2639 Longhua Road, Xuhui District, Shanghai 02 1-64476862 Shanghai.
Xin computer co., ltd
Think Center 021-64478410/64478411/64478412 Shanghai.
China Railway (Beijing) Information Technology Service Co., Ltd. Shanghai No.3 Service Department ThinkPad
Floor 29, Building C, Thinking Center, Caoxi North Road 18, Xuhui District, Shanghai 02 1-64275776 Shanghai