The main construction contents and scale: The land area is 22.5 mu, and 190,000 square meters of factories, complex buildings and ancillary facilities are being built. The equipment such as CNC lathes, grinders, heat treatment and sandblasting machines are being purchased, and an annual production line of 1.2 million constant speed universal joints is being built, the output value will reach 160 million yuan after reaching the production level.