OVM equipment series have equipment products of high pressure electronic hydraulic pump, jack, heading machine, swaging machine, bulb machine,etc.. The main type of the high-pressure electronic hydraulic pump has ZB4-500, ZB4-500S, ZB618, ZB10-500, ZB1-630A, ZB10/320-4/800B, ZB20/32-8/63, YTB, ZLDB, LSDB,etc.. The jack has YCW series, YC series, YD series, type YDC240QX, type YZ85, YDG series, YSD series, YCT series, LSD series, ZLD series, QDCL series,etc.. The electronic hydraulic pump and jack of different series are used in different occasions. The heading machine has such types as LD10, LD20K , GD300,etc., is used for heading Ф5, Ф7, Ф9.2 high-strength steel wire separately. The type of the swaging machine is GYJA and GYJB. The YH3 bulb machine is used to form the bulb of strand.