How are you? It Sejin Mechatronics Co., Ltd. who is specialized in hydraulic power pack. Fist of all we sincerely wish your company prosperous development and growth of business. Our company tries our efforts to improve product reliability through continuous investment and development to satisfy customers as a manufacturer to make and supply hydraulic parts and power pack We have been improving product reliability through test and analysis and continuous improvement for all process to supply best product to satisfy customers. We are trying our efforts to develop more advanced power pack not being satisfied with our product performance. In future our company will try our efforts to contribu ... more