... Competitive price Compact structure Ox Plough Shandong Tiansheng Machinery Co., Ltd , a ... industry standard of the disc harrow and share plough in China,which is China's outstanding agricultural ... with the brand of Qingquan:disc harrow,disc plough,share plow, rotary tiller,potato planter,potato harvester ... for each specification and 300,000 pcs of plough discs and harrow discs. They are exported to ...