Shanghai Chengying Zhitong Technology Co., LTD.

电话 : WhatsApp：+8618317773889 wechat ：+8618317773889

邮箱 : 2576404059@qq.com

手机 : +8618317773889

地址 : 5/F, 310 Jingao Road, Pudong New Area, Shanghai (Headquarters)