BYD Co., Ltd. was established in February 1995 and is headquartered in Shenzhen, Guangdong Province. It has more than 230,000 employees and its business spans four major industries: auto, rail transit, new energy and electronics. Listed in Hong Kong and Shenzhen. BYD shoulders a high sense of social responsibility and a sense of historical mission, and builds a green transportation system of “electric vehicles to control pollution and rail transit to control urban traffic congestion” to help achieve the goal of “peak carbon and carbon neutrality”. By the end of 2021, BYD had applied for more than 34,000 patents, of which more than 23,000 were approved globally.