Shenzhen Yinzhiguan Digital Technology Co., Ltd. , which is fast growing company in Shenzhen, China, which establish in 2007. For the more and more business, we opened a new company 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 collection of development, production, sales of integrated OEM/ODM company, we desigh by my...
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