A Shijiazhuang Huayuan Technology Co., Ltd. No. 42, Yuhua East Road, Shijiazhuang 0311-86983366
B Hebei Baibang Electronic Technology Co., Ltd., 2층, Guoxun Communications Mobile Plaza, No. 118 Zhongshan East Road 0311-86992598
C Shijiazhuang Huayuan Technology Co., Ltd. No. 42, Yuhua East Road, Shijiazhuang 0311-86983366
D 스자좡 Tianyu Yitong Communication Co., Ltd. No. 90 West Street, Shijiazhuang City Pay 6 No. 0311-86683447
E Shijiazhuang Yingfeng Communication Equipment Co., Ltd. No. 24, Fanxi Road, Shijiazhuang City Pay 6 No. 24, Fanxi Road, Shijiazhuang City 지불 6 No. 0311-86683447 -86213056