Zhejiang Construction Investment Group Co., Ltd. operates in China's construction sector through Building Construction, Industrial Manufacturing, Engineering Related Other, and Other segments. Its activities include housing, municipal roads and bridges, rail transit, water conservancy and hydropower, equipment installation, and decoration construction, along with engineering design and design-led general contracting. The company also designs, manufactures, sells, leases, installs, transforms, and maintains prefabricated buildings, subway tunnel segments, concrete, construction machinery, power construction machinery, and pressure vessels, and provides engineering trade, finance, property, and leasing services. Formerly Dohia Group Co., Ltd., it changed its name to Zhejiang Construction Investment Group Co., Ltd. in June 2021; it was founded in 1949 and is headquartered in Hangzhou, China.