Nanjing Chengguo Power Technology Co., Ltd. was founded in 2003 and is a professional general contracting service provider for power projects. Since its establishment, it has been based on power grid construction and served major industrial and mining enterprises. Nanjing is committed to providing customers with full-site power services from power project design, power project construction to power facility operation and maintenance after commissioning. The company has about 200 employees, and professional and technical personnel account for about 80%. The company has teams such as power transmission and transformation equipment installation, relay protection debugging, power automation, high-voltage electrical testing, power information communication, dispatching data network and power safety protection, power storage power station reverse power transmission test load leasing, drone inspection and surveying, power transmission and transformation equipment operation and maintenance, safety appliance testing and transformer oil testing.