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Guangzhou Sizheng Technology Co.,LTD., founded in 2010, and be the audio frequency solution provider of Chinese industry-leading at present, professional manufacturer of cctv audio monitoring microphones 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 companies in China and abroad. Guangzhou Sizheng Technology Co., Ltd. is located on beautiful Guangzhou, advances with strong paces, extends to IP network intercom system and network video conference system gradually from the field of cctv audio monitoring. We has already set up administrative body in the southwest, east China, central China and other regions, has more than 300 dealers in all over the country provinces and cities. Perfect service system lets Sizheng business lead and ahead of other manufacturers in fields such as public security organs, medical education, financial instrument, administrative units of government etc. industry. "Provide users with the most realistic demand" for the enterprise tenet of Sizheng Technology, to ensure the use of the product quality and strive to let users get the most affordable price.Product is from the buying of part, assembling, packing, sale and problem after sale, Sizheng with dragon type service let users to buy the most relieved products. In the future, Sizheng will always adhere to the independent research and development innovation as the core power, strive to build for the Chinese audio R&D "aircraft carrier", make safety and beautiful life by science and technology!