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Shenzhen Yinzhiguan Digital Technology Co., Ltd. , which is fast growing co***ny in Shenzhen, China, which establish in 2007. For the more and more business, we opened a new co***ny in 2014, Shenzhen GP Digital Technology Co., Ltd., it belongs to YINZHIGUAN. And increase the sales and production lines for more orders. We mainly produce wooden portable speaker, bluetooth speaker, pull battery speaker, bag speaker, mini speaker, gift speaker and so on. We are a professional speaker manufactory. We are a colle...
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