Cylinder and dial knitting machine

A cylinder and dial knitting machine, comprising a knitting gap, at least one feeder configured to feed two yarns into the knitting gap, at least one upper needle cam, a plurality of upper needles guided by the at least one upper needle cam, at least one lower needle cam, and a plurality of lower needles guided by the at least one lower needle cam, the two yarns being interlaced at a narrowing point located in the knitting gap, the cylinder and dial knitting machine being characterized in that,

• the cylinder and dial knitting machine further comprises a selector, each of the plurality of lower needles is controlled by the selector to comprise two narrowing states, each of the plurality of lower needles comprises a hooking point in each of the two narrowing states, the two hooking points have different positions at the knitting gap, the two hooking points have two different distances to the narrowing point, and each of the plurality of lower needles is disposed to hook the two yarns at one of the two hooking points and determines a looping process is standard plating or interchanged plating according to relative positions of the two yarns.