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Beijing ZONGZHIHECHENG Technology Co., Ltd. is a professional production service provider engaged in building intercom system and security industry system integration research, development, production and sales.   Founded in Beijing, with a registered capital of 30 million yuan, the head office now has modern facilities, covering an area of 5000 square meters, producing more than 50000 video access control mobile phones and 10000 access control machines per month.

The company's brand "Aitdda" has passed the "Public Safety products Inspection and testing Center" inspection, and obtained the Ministry of Public Security certification. By the industry as "China's security industry ten user brands."    The company passed ios quality inspection  certification in 2013, ce,hors,fcc,ccc certification in 2018, and has established cooperative relations with JD.com, Alibaba, Huicong Network, Su Ning, Amazon and many other authoritative media.

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