Du Jia Science and Technology is a leading domestic artificial intelligence enterprise growing and developing in Guangzhou, and it is also the main enterprise of artificial intelligence chain in Guangzhou. With the construction of smart subway as the starting point, Du Jia Science and Technology has formed an integrated innovative product development system in Industry-University-Research, which has strongly supported the intelligent transformation and industrial upgrading of Guangzhou Metro. In Guangzhou, Du Jia Science and Technology enjoys high popularity and reputation.