Shenzhen Guowei Cesller Technology Co., Ltd., founded in 1996, is one of the largest manufacturers of professional group phone system in China.
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Shenzhen Guowei Cesller Technology Co., Ltd., founded in 1996, is one of the largest manufacturers of professional group phone system in China.
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Floor 11,Block 4,Dongweifeng creative world new material industrial park,2 Shengjia Road,Pingdi,Longgang district, Shenzhen