Zhongji United (Beijing) Technology Co., Ltd (stock ticher: 831344) is a provider of special high altitude safety equipment and service, including research and development, production, sales and safety service.  With interrnational product quality and technological parameters, the company’s main product series have approved the certification of SGS issued by EU accreditation agency, RHOS certification on environmental protection, UL certification by U.S.  and CSA by Canada.

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