Chongqing City Transportation Development and Investment Group was established in April 2009, the municipal party committee and municipal government of Chongqing consolidated the original open investment company, bus group and station yards group together as a new company. Currently, it is a City state-owned key enterprise which combines public welfare and service together, in charge of investment and financing construction as well as operation management of transportation infrastructures include city bus, railways, station yards and airports in Chongqing. As the only platform in China which organizes a variety of transportation modes as a whole, it has won high compliment from the Ministry of Transport. Since establishment, the company is under the strong leadership of the municipal party committee and municipal government, insists on having open minds, encouraging reform and innovation, searching for changes and development, focus on the target that make the integration of urban public transportation, fulfill the requirement of the Bus Priority Development Policy, make contributions to build a convenient, safe, comfortable and efficient transportation system. As a result, the construction of public transportation infrastructure has achieved rapid development, the security service level increased significantly and the comprehensive strength has improved at the same time. By the end of 2015, the total assets of Chongqing City Transportation Development and Investment Group reached 160 billions. It owns 4 city state-owned backbone enterprises: Bus Group, Rail Group, Transport Hub Group, Rail Group as well as more than 90 subsidiaries, holding companies and share companies such as Vocational Colleges, the Passing Card Companies, Guarantee Companies and Rail Industry Investment Companies. As the main force of construction and operation management of urban public transport in Chongqing, it offers job for more than 50,000 employees, owns over 10,000 public transportation vehicles like bus and taxi, provide service for more than 7.1 million citizens every day with a rail transit operation mileage of 202 km, which is the longest in Midwest China, also the 5th in the whole country.