GRG Metrology & Test Group Co., Ltd., together with its subsidiaries, operates as a third-party measurement and testing institution in China. The company offers measurement and calibration, environmental and reliability testing, EMC testing, chemical and failure analysis, safety test and certification, environmental monitoring, and food and agricultural product testing services; integrated circuit testing and analysis, electromagnetic compatibility testing, electromagnetic compatibility testing, and ecological environment testing; and EHS evaluation services, including safety evaluation, environmental impact assessment, and occupational health evaluation; and reference materials. It also provides data science analysis and evaluation services, such as network security, software evaluation, and artificial intelligence testing; and technical services, including artificial intelligence ecosystem verification and human-machine efficacy evaluation, as well as digital services comprising data governance capability evaluation, digital evaluation consulting and training, and data asset security compliance evaluation and inclusion. In addition, the company offers technical training and consulting; and software development services. It serves the vehicle, aviation, rail transit, ship, communication, electricity, food, agriculture, medical, electronic, textile, and petrochemical industries. The company was formerly known as Guang Zhou GRG Metrology & Test Co., Ltd and changed its name to GRG Metrology & Test Group Co., Ltd. in March 2023. GRG Metrology & Test Group Co., Ltd. was founded in 1964 and is based in Guangzhou, China.