QINGDAO KOWO VALVES CO.,LTD.is professional manufacturer and exporter of all kinds of marine valves, air vent heads and piping accessories. Our valves are in accordance with JIS GB, CB, CBM, and JLC standard, can be extensively used in marine.



The factory obtained the ISO9002: 2000 quality system certificate in 2000 and won the accreditation of BV and RINA in 2002 and GL in 2004. Also the company can provide CCS, ABS and other ship inspection certificates based on the user .