OSV - ::오성컴퍼니::

1 OSV. bFS. Company History Year Main Events 1980 Established OSUNG, started with NORIT for Activated Carbon. 1993 Established bFS Korea Plant Service Co. 2001 Established the factory in Gimpo Started the business with CHEMPRO. 2006 Established OS VALVE. 2006 bFS ISO9001 DNV Re-certification ISO 14000 Certification 2008 Established OSC. Started Plug valves Business 2009 Established OSP. OSV acquired API certification (Q1, TS 29001, 6D). 2010 Joint business alliance with bFS. Established OSUNG F&B. Forged Valves 1) Gate Valves 2) Globe Valves 3) Check Valves 4) High pressure steel valves 5) Full bore steel Valves 6) Forged steel valves for sour service (NACE).

2 7) Extend bonnet forged steel valves 8) Forged steel Cryogenic service Valves 9) Forged steel bellows seal valves 10) Jacket type Forged steel valves 11) Motor operated Forged steel valves 12) Size : 1/4 -2. 13) Pressure : #150 - 4500 (ANSI, API Class). 14) Material : A105, F304, F316, F5, F9, LF2, F11, F22, F347, F321, F51, F53, A20, Inconel, Hastelloy, Monel and so on. Plug Valves 1) Teflon Sleeved Plug valves 2) Teflon Lined Plug valves 3) Severe service Plug valves 4) Pressure balance type Lubricated Plug valves 5) Double Block & Bleed Plug valves 6) Metal seat Plug Valves 7) Full bore Plug Valves 8) Teflon lined Ball check Valves 9) Teflon lined Swing check valves.

3 10) Actuated Plug valves (on-off control, MOV etc.). 11) Jacket type Plug valves 12) Size : 1/2 - 24. 13) Pressure : #150 ~ #1500. 14) Material : WCB, LCB, CF8, CF8M, CN7M, CD4 MCU etc. Ball Valves 1) Floating type / Trunnion type Ball valves 2) 2-piece / 3-piece type Ball valves 3) Soft seat type / Metal seat type Ball valves 4) 3-way / 4-way Ball valves 5) Full bore Ball Valves 6) Extend bonnet Ball valves 7) Size : 1/2 - 24. 8) Pressure : #150 - # 2500. 9) Material : A105, F304, F316, WCB, CF8, CF8M, LCB and special materials etc. bFS. 1) Control Valves - Globe, Angle, Triple Butterfly, Eccentric, Severe service Ball Valves 2) Turbine Bypass Valves (Steam conditioning Valve) & Desuperheater 3) Severe Service Control Valves (Customer Engineered Valves).

4 4) Spring Diaphragm Actuator & Cylinder Actuator 5) Electro - Hydraulic - Servo Actuator 6) Pressure : #150 - 4500, other 7) Temperature range : -196 deg. C to 900 Sudmo Sanitary Valves 1) Hygienic & Aseptic Butterfly Valves 2) Safety / overflow / Vacuum service 3) Single Seat / Change Over Valves 4) Sampling Valves OSC. Cobalt based catalysts for petrochemicals Catalyst for Bio-diesel. Metal recycling MEA for fuel cell OSE. Norit NV Activated Carbon Membrane UF/MF - X-Flow Nijhuis Pumps OSM. Export & Import business Financial Management General Administration OSP. Injection Molding Lined Valves : Plug Valve, Ball Valve OSUNG F&B. Haffmans CO2, O2 measurement Measurement & Facility Sudmo Sanitary Valves OS COMPANY HEAD OFFICE 339-1, Dangha-Dong, Seo-Gu, Incheon, 404-818, Korea TEL : +82-32-564-6969 FAX : +82-32-564-6835.

5 FACTORY 257-4, Seokjeong-Ri, Daegot-Myun, Gimpo-Si, Gyeonggi-Do, Korea TEL : +82-31-987-3881 FAX : +82-31-981-6834.