Reliable. According to China Monitoring Center official website, the qualification certificate of Xinjiang Zhongzheng National Inspection and Evaluation Center Co., Ltd. was issued by Xinjiang Uygur Autonomous Region Market Supervision Bureau under the supervision of CNCA. It is a formal institution, so it is more reliable. Xinjiang Zhongzheng National Inspection and Evaluation Center Co., Ltd. was established on April 8, 20 19, and registered at the 4th floor of Hualing Jade City, No.2 Kunlun East Road, Shuimogou District, Urumqi, Xinjiang.