The registered address of Zhiyuan Testing (Shenzhen) Co., Ltd. is located on the fifth floor of the office building of Hongfa Jiateli High tech Park, Langxin Community, Shiyan Street, Bao'an District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Liao Xiaojiang. The business scope includes general business projects, and the licensed business projects are certification services; Product testing and certification; Chemical testing analysis; Environmental testing and assessment; Instrument calibration; System coaching certification.