... function: stroke ±30mm.9.Seat size(length×height×width) 630×1060×525mm10.Seat cushion height(work state)335mm ; seat ... been concentrating on the development andmanufacturing of international-standard driver's seats on ship and ttucklocomotives, motor train units ... byISO9001quality system, and CCC (ChinaCompulsory Certification). Among all the driver's seats on locomotives,truck,shipand boat, motor cars, ...