1. Construction List of Bid Section 7 of Yongji Expressway in Gansu Province: Hubei Road and Bridge Group Co., Ltd., Gansu Road and Bridge Construction Group Co., Ltd., China Communications Second Highway Engineering Bureau Co., Ltd., Shandong Gretel Supervision Consulting Co., Ltd., Beijing Huahong Engineering Consulting Co., Ltd., China Railway 16th Bureau Group Co., Ltd. and Gansu Traffic Engineering Construction Supervision Co., Ltd.
2. The supervision business of Yongji Expressway construction and defect repair in Gansu Province is divided into five supervision sections and five construction sections.
3. There are two sections of Yongjing-Jishishan Expressway, namely Yongjing section (G75 Yongjing-Jishishan) and Liangjiaxia section (G75 Liangjiaxia-Jishishan).
I suggest you visit official website, Gansu Provincial Department of Transportation for more detailed information.