The supporting Kangwo Holding Natural Gas Silent Generation Unit is used in China Petroleum and Natural Gas Co., Ltd.'s mining industry as a spare power supply, providing power guarantee from limited power. China Petroleum Natural Gas Group Co., Ltd. is an important state -owned backbone enterprise. It is a comprehensive international energy company with oil and gas business, engineering technology services, oil engineering construction, petroleum equipment manufacturing, financial services, and new energy development. One of the oil and gas manufacturers and suppliers.