mputer-controlled valve to reduce fraying, that don't affect the performance and increase the maintenance burden.14、Computer-controlled box can store 2 different kinds of patterns in the same time, and it can be turned freely It can changed work freely after setting the left and right socks.15、The computer can regulate score according to body structure to make the products more fit.16、The standard edition can be weaved plain ,rib , mesh, tuck, elastic jacquard, arcturus heel, anti-socks head,