Gu Shu initiated the law of sericiculture filature and Chengdu Campagna paddy to make a division, preliminary administered flood of river of Min river, a small bay in a river.

• 古代长江上游地区经历了四次大规模的区域开发。古蜀开创了养蚕缫丝之法和成都平原稻作区 ,初步治理了岷江、沱江水患。