Shanghai Hapstar M&E equipment Co., Ltd. ទូរស័ព្ទ៖+86-18221501362 អ៊ីមែល៖sales@hapstar.cn អ៊ីមែល៖liuguoqian@hapstar.cn អាស័យដ្ឋាន៖ជាន់ទី 2, អាគារ #5, No.4999, South Hongmei Rd., Minhang District, Shanghai, China
