List some Shanghai companies for the time being. Please refer to them and find them yourself.
Shanghai Wanda information co., ltd
Shanghai Huadong computer co., ltd.
Shanghai Jing Tian Technology Co., Ltd.
Shanghai ideal information industry co., ltd.
Shanghai Hua Teng Software System Co., Ltd.
Shanghai zhida information industry co., ltd.
Shanghai zhonglu communication technology co., ltd
Shanghai huabo system engineering co., ltd
Shanghai wanshen information industry co., ltd.
Shanghai Qi Ming Software Co., Ltd.
Shanghai zhongjiao information technology co., ltd
Shanghai chaohua technology co., ltd.
Shanghai Fudan jinshida computer co., ltd
Shanghai yidong network information co., ltd
Shanghai world trade communication information network co., ltd.
Shanghai Fudan network co., ltd.
Shanghai Asia-Pacific computer information system co., ltd.