At 0:24 on September 1, 2021, with the 36023 train passing through Mianning Station, it marks the successful completion of the Mianning station yard reconstruction, the key node of the Emei-Miyi section expansion and renovation project of the Chengdu-Kunming Railway, and the new Mianning station yard. And related equipment was opened and put into use.

Mianning Station belongs to the important and difficult control project of the Emei-Miyi section of the Chengdu-Kunming Railway double line. The station is an offline station building with a height of 17.1 meters. It adopts the traditional roof shape of Yi architecture, combined with the color matching of Yi architecture, and the horizontal stone wall, the glass wall and the wooden grille form a virtual and real contrast. The new depot is set up with 5 departure lines, with 2 sets and 5 lines layout, and the total building area is 45,165 square meters.

At 19:09 on August 31, with the order for the construction of the line blockade, more than 600 builders from China Railway 21st Bureau and other units entered the construction site in an orderly manner. A huge station change and signal replacement conference The war is in full swing. The staff continued to complete the turnout dialing and connection, the new circuit of the signal building, the new equipment connection, the track circuit and the electric transfer machine debugging, and the simultaneous debugging of the catenary, electric power, communication, traction substation and THDS channel reverse connection, network management center, etc. . After 270 minutes of fierce battle by the construction personnel, the construction was successfully completed and the reconstruction of the Mianning station yard was successfully completed.

According to Li Danhe, project director of the Emi section of the Chengdu-Kunming Railway, Mianning Station is a shared station between the old and the new Chengdu-Kunming Railway. Many local enterprises, production and living houses need to be demolished within the scope of the station renovation project. In order to meet the "8.31" signal reversal conditions, the construction staff adopted the night "skylight mode" construction, which provided strong support for the safe and orderly advancement of the station reconstruction work.

The reconstruction of Mianning Station has completed the interoperability of the new and old Chengdu-Kunming Railway. At present, the old Mianning station building has been completely demolished, and the remaining works after the renovation of Mianning station are proceeding in an orderly manner. After the opening of the Mianmi section, the new Mianning station building will be put into use. By then, local people will be in the new Waiting for the train at Mianning Station, you can take 5633/5634 "slow trains", and you can also choose to experience the faster and more comfortable "Hulk" travel.

After the completion of the Chengdu-Kunming railway double line, it will be connected to the Baocheng Railway and Chengyu Railway in the north, and the Gui-Kun Railway to the south. It can directly reach the coast of Guangxi and connect with the Southeast Asian Railway. It will become an important railway channel out of Sichuan and drive the rapid economic development of the regions along the line. Editor/Sang Xiaomei