Since corporation is listed in beadroll of 200MW generating unit assistant equipment manufacturer in 1997, in order to advance grand of product, we prepare condition effort,.At last, on 2003 and 2005, we obtained making permit of ESP for 300MW and 600MW generating unit, and is listed in beadroll of 300MW and 600MW generating unit assistant equipment manufacturer through the correlative department of government appraised and censored for technical proposal of ESP. Then, in competition for ESP of Chengdu Jintang Power Co., Ltd 2×600MW generating unit, we took better result of First on technic and commerce to obtain success. We successively designed and manufactured for ESP of 300MW and 600MW generating unit in Guizhou, Sichuan, Shanxi, Shandong, Zhongqing, Ningxia etc. Provinces. As yet , we have obtained total 68 set ESP of 34 set 600MW generating unit. For example, Guizhou Faer Power Plant 4×600MW ,Huangjianbu Power Co., Ltd 2×600MW Hebei Longshan Power Plant 2×600MW, etc. Projects. Huangjianbu Project, Hebei Longshan Project, Guangxi Qinzhou Project, Neimonggu Shangdu Project have put in operation. These equipments obtained praise of User after putting run. On 2007, we aimed at highest grade of ESP, took part in competition of ESP for Anhui Tongling Power Co., Ltd 2×1000MW generating unit Project, we obtained success again, we signed first ESP contract for 1000MW generating unit in Oct.2007.