Tianshui Changkai Electric Power Engineering Co., Ltd. is a wholly-owned subsidiary of Tianshui Great Wall Switch Factory Group Co., Ltd. It mainly undertakes general contracting of power engineering construction, general contracting of power transmission and distribution, professional contracting of building mechanical and electrical installation engineering, and construction of new energy projects, supplemented by installation, repair, testing, operation and maintenance, live cleaning, and equipment transformation. It provides users with high-quality products and complete electrical system solutions, and realizes the transformation from a single business to power construction system integration. Through innovation in technology, products and services, it continuously improves and cultivates the qualification, construction capacity and project management team of general contracting of power transmission and distribution projects, and promotes the company to become a general contractor of overall power transmission and distribution solutions with general contracting service capabilities.