When did the construction of Xinghe World Science and Technology Innovation City begin?

202 1 March. According to the information released by the client in this paper, Chengdu Wenjiang Xinghe World Science and Technology City has brought about new changes at a visible speed since it started construction in March 20021. Chengdu Wenjiang Xinghe World Science and Technology Innovation City has a total construction area of 65.438+0.02 million square meters, a total investment of 65.438+0.6 billion yuan, and 65.438+0.50 enterprises, with an annual output value of 65.438+0.00 billion yuan and an area of 574.8 mu.