contact number:(86)0755-27891667 Fax:(86)0755-27890660 Shenzhen address:5 / F, building a, Gushu Hongwan Co., Ltd., Sanwei community, Hangcheng street, Bao'an District, Shenzhen Shanghai address:Room 319, No. 4289, Hongmei South Road, Minhang District, Shanghai working hours:Monday to Saturday,9:00AM - 18:00PM