Dongying OrientSun Electric Co., Ltd. held presentation of new products in Jinhuakaiyuan hotel on March 30,2007. More than 30 specialists of Shengli Oilfield, Jiangsu Oilfield, Jianghan Oilfield and Nanyang Oilfield took part in the presentation. Russian product Echometer-Dynamometer System and main products of Orientsun Electric Co.,Ltd. are foucs on the presentation. gengral manager Zhang Baojun, of Shengli Oilfield and customer representative made speech on the presentation . Russian specialist answered the questions some Chinese specialists asked. at afternoon they watched how to used the equipment on the oilfield. The presentation ended at Discussion and communication of the specialists of China and Russia.