“MAKER:Taizhou Wantong Marine Mashinery Co.,LTD TYPE:YDC250 SERIAL NO:D06-00816” “ELECTRO_HYDRAULIC CHANGE VALVE ASSEM-BLY SOLENOID VALVE. MODEL:34-YM-B20-H-T/ FLOW:100 L/MIN. VOLTAGE :24 V, ” TAIZHOU WANTONG.YDC250