1. Enhance the competitiveness of CCCC in the field of subway construction: CCCC is one of the largest and strongest comprehensive transportation construction enterprises in China, with rich experience and technical advantages in the field of subway construction. By winning the bid for Tianjin Metro 1 1, CCCC will further enhance its market share and competitiveness in the field of subway construction.

2. Promote the development of Tianjin subway network: Tianjin subway 1 1 Line is an important part of Tianjin subway network, connecting many areas in the south and east of Tianjin, which is of great significance for promoting urban traffic convenience and economic and social development. As the general contractor, CCCC will undertake the construction task and promote the development of Tianjin subway network.