Who are the successful bidders for the construction project of Jinan Metro in 2022?

China Communications Construction Corporation China Communications Construction Corporation, China Communications (Shandong) Urban Construction Investment Development Co., Ltd., China Communications Road and Bridge Construction Co., Ltd., China Communications Second Highway Engineering Bureau Co., Ltd., China Communications Electromechanical Engineering Bureau Co., Ltd., China Communications (Qingdao) Urban Construction Co., Ltd., Beijing Ruituo Electronic Technology Development Co., Ltd., Jinan Huanghe Road and Bridge Construction Group Co., Ltd., Shandong Aipu Electrical Equipment Co., Ltd., Shandong Decai Construction Co., Ltd.