BY's History

1980

Established Buyoung Enterprise Co. in Busan, Korea

1982

Developped Hydeck (Manual Hydraulic Remote Valve Control System)

1991

Moved Company to Kimhae Industrial Area near Busan

1992

Developped Wax Type Regulating Valve (US patent No. 5135163)

1995

Developped Main Engine Top Bracer

Made sales and technical collaboration with Norriseal Control in USA

1996

Developped Control Valves (2-Way & 3-Way types with pneu. diaphragm actuator)

1997

Develooped Telescopic Spreader

1998

Developped Electro-Pneumatic Controller (EPCON)

Developped Watertight Sliding Door

1999

Developped Pneumatic Actuator (piston type)

2000

Changed company name from Buyong to BY Controls, Inc.

Acquired ISO9001 Certtification through DNV

Developped Pilot Door

2001

Developped Valve Remote Control System (VRCS)

2002

Granted the Patent of Electro-Pneumatic Controller (EPCON)

2003

Acquired ISO9001 Certtification through KR

Developped Cryogenic Valve and High Temp & Press Steam Control Valves

2005

Developed Pneumatic On/Off & Control Valves for (BP FPSO)

2006

Acquire INNO-BIZ A grade from Small & Medium Business Administration

2008

Awarded Bronze Tower Order of Industrial Service Merit (No. 2039)

2010

Acquired CE Certificate for Watertight Sliding Door and Valve Remote Control System awarded by BUREAU VERITAS

Acquired Certificate of Reliability (No. KQ-2010-01) from The Korea Shipbuilders’ Association (KOSHIP) and Korea Marine Equipment Association (KOMEA)

2012

Acquired ISO 9001:2008 and ISO 14001:2004 Certificate awarded by ABS Quality Evaluations, Ltd.

Acquired MED Certificate for A60 Watertight Sliding Doors certified by DNV.

Acquired DNV Type Approval Certificate for H60 Watertight Sliding Doors.

2013

Awarded Excellent Cooperation Company from Hyundai Heavy Industries.

2015

Acquired OHSAS 18001 : 2007 Certificate Awarded by ABS.

Acquired patent for Watertight Sliding Door

2016

Acquired patent for Pilot Door

2017

Developed Air Driven Gas Booster.