When was Meishan Minjiang Avionics planned?

July 2009. According to the letter issued by the Sichuan Provincial Department of Transportation on the Reply to Recommendation No. 606 of the First Session of the 13th Provincial People’s Congress, the Minjiang River is one of the main tributaries of the upper reaches of the Yangtze River. The Minjiang River (Chengdu to Leshan section) starts from Jiuyan Bridge in Chengdu. , passing through Jiangkou, Pengshan, Meishan, Qingshen, and converging with the Dadu River in Leshan, the river section is 186 kilometers long. The Minjiang River (Pengshan Jiangkou ~ Leshan Minjiang Third Bridge Section) Avionics Planning was approved by the Provincial Development and Reform Commission and The Provincial Department of Transportation and the Provincial Department of Water Resources jointly approved the plan. According to the plan, the development of this section will be "navigation-oriented". It is planned to build 8 cascades. The navigation buildings will be constructed according to the fourth-level ship locks, and the channelization will form a 115-kilometer fourth-level waterway.