This invention relates to one cable process for one time of two pairs of strand core and its device, which comprises the following technique: processing cable by strand and dragging through two blocks of hole mode boards and one cable hole mode with certain distance; the said double hole mode board is composed of bottom socket, hole mode and hole socket; the whole process line uses host machine coil and single strand machine passive property; two pairs of core strand and bus cable are of same size of line speed and distance for integration cable.