Is it reasonable for Yunguichuan to carry children with straps?

Yunguichuan is wet and cold in winter. The advantage of carrying children with straps is that it is warmer to carry children in winter, and the body temperature of adults can warm children. When adults are working, they can also be liberated by raising their children's hands. Carrying children on their backs is the wisdom of working people. The local customs are different. Since this way of taking care of children has been passed down to this day, it shows that it has its significance and its existence is reasonable.