Guangzhou Sizheng Technology Co.,LTD., founded in 2010, and be the audio frequency solution provider of Chinese industry-leading at present, selling different audio monitoring for CCTV cameras and related products. As a domestic real audio scheme developer, Sizheng is committed to provide users with the most conforms to the actual demand plan and products. At present, Sizheng products and solutions have been used by more than 6000 co***nies in China and abroad.
Guangzhou Sizheng Technology Co., Ltd. is...
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