What are the information subsidiaries of CCCC Second Aviation Administration?

The subsidiary is China Communications Wuhan Port Engineering Design and Research Institute, Wuhan. Shenzhen branch, Shenzhen. Zhenjiang City, Jiangsu Province, the third company. The fourth company is located at No.35, Gangwan Road, Wuhu City, Anhui Province. Wuhan Jiefang Avenue No.5 Company. No.21No.6 Company, No.2 Neighborhood, Honggangcheng, Qingshan District, Wuhan. Logistics Development Co., Ltd., CCCC No.2 Aviation Bureau, Wuhan Ganglu 19. China Communications Construction Corporation, No.88 B Andingmenwai Street, Beijing.