[Explanation] The construction of the China-Laos railway is in full swing, and the construction of the "four electricity" project has also been fully launched, which means that the demand for electrical appliances will increase significantly.

In China Railway Kunming Bureau Group Co., Ltd., there is such a "woman army" whose job is to overhaul the relays required by the China-Laos Railway.

　　[Explanation] The signal relay is a high-precision train signal system control equipment. Every turnout change, signal opening, and train passing must be completed by the coordinated actions of countless relays.

These relays on the Yunnan railway line were overhauled by a 21-woman "woman army" team in the Kunming Electricity Section of the China Railway Kunming Bureau Group.

　　[Concurrent period] Chen Fang, maintenance worker of Kunming Electricity Section of China Railway Kunming Bureau Group

　　The small box of the relay palm contains more than 20 millimeter parts. For example, the gap of the relay's drag piece should not be less than 0.35 mm. Wide or narrow will cause contact failure. They are like the "nervous endings" of the railway. And sensitive.

　　[Explanation] It is understood that a total of 39,000 relays on the entire China-Laos railway line need to be tested by the end of June. To ensure that the equipment delivery speed can keep up with the construction progress, the "woman army" has optimized the inspection process of the delivery station to extend the working time and achieve per capita The detected amount has doubled from before.

　　[Concurrent period] Tang Na, head of the overhaul group of Kunming Electricity Section of China Railway Kunming Bureau Group

　　The detection of relays requires more than 30 procedures. Before, our workers could detect 12 relays per day. Now they work more than 10 hours a day and can detect about 30 relays. Only through such a progress can we complete the China-Laos railway project. Equipment testing tasks.

　　[Explanation] It is reported that the "Women's Army" and hundreds of professional employees of the China Railway Kunming Bureau Group are racing against time to contribute to the smooth opening of the China-Laos Railway in December this year.

　　Zhou Jingbo, Tian Yu, He Shuting reports from Kunming, Yunnan

Editor in charge: [Wang Kai]