A few days ago, the College of Mechanical Engineering "' Pu 'run the Tibetan area of the Huangnan" practice group entered the Huangnan Tibetan Autonomous Prefecture of Qinghai Province, with Mandarin promotion as the main line, through the promotion of Thangka art, special summer camps, the promotion of special products and other activities, to carry out a 20-day practice。The team is composed of 10 full-time ideological and political teachers, counselors, and student backbone, integrating social, economic, and cultural characteristics in multiple dimensions, contributing to the comprehensive revitalization of the countryside, and realizing a two-way journey between social practice and "big ideological and political lessons"。

During the activity, the practice group visited more than 10 areas such as Longwu Town, Tongren City, Huangnan Prefecture, Maktang Town, Jianzha County, Youganning Town, Henan County and Zequ Town, Zeku County, etc., through questionnaires, interviews, discussions and other forms, to deeply understand the local residents' mastery of Mandarin and learning needs。A total of 142 survey samples were collected, forming a research report of more than 10,000 words, laying a solid foundation for the promotion of Mandarin。

The practice group conducted a discussion to investigate the use of Mandarin

The practice group conducted more than 10 "Mandarin +" training sessions，Through the village to visit households, deep shops and other ways，With the help of pinyin basic teaching, distribution of learning manuals, simulation dialogue and other forms，To educate local residents on the importance of using Mandarin, pronunciation skills and its application in daily life and work，Not only to improve the residents' interest in learning，It also increased their confidence in using Mandarin to communicate。

The practice group taught Mandarin to local businesses

The practice group also paired up with Wutun Shangzhuang Kindergarten to hold a 7-day summer camp, using colorful classes such as songs, stories and speeches to promote cultural resources such as poetry, music and books。The team led the children to sing Mandarin children's songs together, explain the pronunciation methods of pinyin, lead the children to recite classic poems, guide the children to share interesting things in Mandarin, encourage the children to pursue their dreams bravely by sharing the story of example, so that the children ignited the enthusiasm and desire for learning Mandarin。

The summer camp was held in pairs with Wutun Shangzhuang Kindergarten

The practice group visited Huangnanzhou Regong Art Museum, interviewed many well-known local Thangka artists, experienced the charm of Thangka art, and comprehensively understood the production process, cultural connotation, inheritance status and future development direction of Thangka art。同时，The practice group also entered the well-known local enterprise Qinghai Longwu Zhuang Agricultural and livestock Products Co., LTD，Personally participate in the experience of e-commerce live broadcast;Use new media operation, marketing and other professional knowledge to provide live delivery of real combat training;In the base to shoot propaganda short videos and many other forms，Effectively open up new sales channels for local specialty products。

Experience thangka art

E-commerce live broadcast to promote local specialty products

In order to ensure the sustainable effect of Putonghua promotion activities, the practice group has opened an online hotline, set up a public welfare cloud class of "Zhonghua Tongyin", conducted one-to-one teaching by video, carried out Putonghua teaching activities by punching in the daily and other forms, and guided the children to correctly use online learning software。In addition, in combination with local characteristics, a series of 7 micro classes were produced to introduce national characteristics in the form of short videos, build cultural brands, and provide strong support for the continuous promotion of Mandarin。

This series of practical activities of the practice group of "' Puyun 'Tibetan Area Overflow Huangnan" have effectively improved the level of Mandarin of Huangnan residents, strengthened national unity, and promoted cultural exchanges and integration。The promotion of Mandarin has not only injected new vitality into rural revitalization, but also opened up a new path for local economic development。(Reviewer: Zhang Ying)