Bao Ding Shi Simaier Electric Co., Ltd. 

Address: Building 2, Building 14, Baoding Gaoxin Shuzhi Valley, No. 3099 Xiangyang North Street, Gaokai District, Baoding City, Hebei Province

Tel.: + 86-312-5953610 

Mobile: 15203128120

Company email: bdsmrdq@163.com

website：http://www.trackermo.com