Shandong mining machinery group was established in 1955, consists of five subsidiaries: Beijing Sankuangtong Technology Co., ltd, Xinjiang Changmei Mining Machinery Co., ltd, Laiwu Coal Mining Machinery Co., ltd. Weifang Keer Building Material Machinery Co., ltd, Shandong Mining Machinery Cosmec Construction Materials Machinery Co., Ltd. Our company has the asset RMB 2, 845, 000, 000 and covers the area of 1000mu , and has 2000 employee. December 17, 2010, our group was listed on the Shenzhen Stock Exchange (stock code: SZ002526) As one of China�s top 10 coal mining machinery manufacturing enterprises, our group is leading in the scale, market share, product technology. The major products are hydraulic roof support, scraper conveyor, transfer conveyor series, crusher, belt conveyor, shearer, roadheader, hydraulic prop, jack machine, engineer oil cylinder, metal roof beam, the round link chains and the sets of coal gaugue, shale hollow brick machinery, which is produced according to German and Italy advanced technology, and sets of coal preparation equipments, Our group had got ISO9001:2000 quality certification, and are honoured high-tech enterprise�