消防应急广播设备（壁挂）9221-B-150W-Host class-Beijing Guotai Yian Electronics Co., Ltd

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Beijing Guotai Yian Electronics Co., Ltd. is a subsidiary of Guotai Group, established in 1992 with a registered capital of 10 million yuan. The production base is located in Miyun District, Beijing, covering an area of over 12,000 square meters. And in 1995, it was the first to pass the ISO 9001 quality management system certification.

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Contact Number：15951502158

working hours：Customer service 8:30-17:30, technical service 24 hours