TTC excavator was established in 1990. Headquartered in Xiamen City, Fujian Province, it covers an area of more than 2,700 mu. The products cover more than ten types of main engine products such as bulldozer series, road machinery series, concrete machinery series, loader series, excavator series, and construction machinery accessories such as chassis parts, transmission parts, and structural parts. The current annual production capacity reaches 100,000 bulldozers, 70,000 road machinery, 5,000 concrete mixing stations, 170,000 crawler assemblies, 1.3 million pieces of construction machinery "four wheels", 80,000 sets of torque converters, 20,000 sets Set of gearboxes. The production and sales volume of bulldozers continues to lead the world and ranks first in China for ten consecutive years. It is one of the top 500 construction machinery manufacturers in the world and one of the top 500 manufacturers in China.