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Shanghai Guangte Communication Technology Development
Shenzhen Optostar Optoelectronics Co. Ltd
Shenzhen FIPOS Optical Communication Ltd.
Wenzhou Success Group
Chengdu Xing Xing Rong Communication Technology Co., Ltd.
Shenzhen Yixi Electronics Co.,Ltd.
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TTI Fiber Communication Tech. Co., LTD
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HOTCOM SHENZHEN CO.LTD
Excebest Enterprise Corp.