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桂林恒毅金宇通信技术有限公司

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HYGJ Communication Technology Co., Ltd.

Tel:+86-0773-5864886

Website:www.gjsun.com

Add.:Chengtian S&T Zone, High-tech Industry Park, Chaoyang Road, Guilin, Guangxi, China

E-mail:lupengzhi@gjsun.com