BYD's level is from A to I, I is a general worker, H is a mechanic, and the trainer is not a mechanic, of course not H.

Shenzhen BYD Co., Ltd. is a high-tech private enterprise with three industrial clusters of IT, automobile and new energy. Established in1February 1995 10, and headquartered in Shenzhen, Guangdong. After years of rapid development, BYD has set up more than 30 industrial parks around the world, realizing the strategic layout of six continents.