Quick repair and quick maintenance learning are very useful. As the number of cars continues to increase, we now advocate three-part repair and seven-part maintenance during the use of cars, so maintenance is a necessity. Common items for quick repair and maintenance include engine oil, oil filter, fuel filter, air filter, etc. There is still a market for opening your own shop after learning it. Even if you don’t open a shop later, learning a skill is still very good.
If you are aged 35-40 or above, this is the age when you should be responsible. Learning sheet metal and spray painting is the best choice, and the salary is high.