Dongying Shengdong Dynamoelectric Facility Co., Ltd. located in the birthplace of China's second largest oilfield Shengli Oilfield,the beautiful and rich Yellow River Delta, is a professional engaged in generating R & D, manufacturing, sales and service of high-tech companies. The company occupies 12,658 square meters, 12 senior engineers, 120 professional and technical personnel, with more than 300 employees. The company is specialized, with strong technical force, complete production ...