Equipment maintenance department is the department that manages and maintains all the equipment in the factory. The staff of the equipment maintenance department should classify the equipment according to the nature of the factory equipment, and divide the equipment into key equipment, general equipment and auxiliary equipment. BYD Equipment Department is the department responsible for the maintenance and installation of factory equipment in BYD Manufacturing Factory. Take the salary of BYD equipment engineers as an example. The average salary of equipment engineers is 8 180 yuan/month, of which 40% is in the range of 1 10,000-10.2 million yuan/month, and 20% is in the range of 6,000-8,000 yuan/month.

BYD was originally a manufacturer of rechargeable batteries. In addition to building cars, BYD is also involved in battery and new energy business. Now BYD is the world's largest manufacturer of rechargeable batteries. BYD started from the battery business.