Lets Holdings Group Co., Ltd. engages in the research and development, production, and sale of construction materials in China and internationally. It provides concrete manufacturing and construction services for the nuclear power, ports, bridges, tunnels, highways, high-speed rail, subways, water conservancy, electric power, and other projects. The company also offers technical construction services, such as surveying, designing, testing, evaluation, consulting, and training for the life cycle of engineering feasibility study, construction, and operation and maintenance.