Shenzhen Guanlian Communication Technology Co., Ltd.
Phone: +86 755 8488 9616
Mobile: 13302311780 He Sheng (same number on WeChat)
Fax: +86 755 84193093
Email: help@gl-com.com
Address: 4th Floor, Building A, No. 2, Xinchao Industrial Zone, Caiyun 1st Road, Longcheng Jixiang, Longgang District, Shenzhen, Guangdong, China