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Nanjing double north technology Co., LTD. Is located in China's ancient capital of the six dynasties nanjing. Over the years focused on electronic security product research, development and production. Due to form a complete set and a large...【View Details
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Tel:4008602755  85127106 13327710987  Fax:+86-25-86896103 Address:

China .Nanjing's Xuanwu District No. 101 1 floor cityeast

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