December 20 news, according to @Tesla customer support, Tesla announced the official launch of the "Winter" special "guardian plan", which will provide 7 free testing service items for users in 10 cities in the north.

It is understood that starting from December 20, the event will be carried out in 10 cities in Beijing, Tianjin, Shenyang, Qingdao, Linyi, Weifang, Yantai, Weihai, Zibo and Dongying.
The 7 free testing services include: winter glass water addition, tire bolt tightening, tire pressure adjustment, tire inspection, brake pad inspection, light inspection and horn inspection to better meet the winter car needs of northern car owners.
Since November, Tesla has held "T-talk" offline sharing sessions in Beijing, Shijiazhuang, Jinan, Xi'an, Shenyang, Changchun, Dalian, Tianjin, Zhengzhou, Taiyuan and other cities to explain the knowledge of winter car use to local consumers, dispel travel concerns in cold weather, and improve the car experience.
This year is tesla's eighth year in China, as one of Tesla's largest single markets, China has become its biggest support, Tesla knows this well.
So if you are a Tesla owner, and happen to live in these ten cities, then you may wish to make an appointment on the mobile app, there will be staff to provide door-to-door testing, white prostitution 7 services do not say, but also enhance the safety of winter driving, killing two birds with one stone.