2004
2004. 09
– LIQUID SEAL TYPE PRESSURE & VACUUM RELIEF VALVE
– FLAME TRAP ASSEMBLY
2004. 07
– N2 BLANKETING SYSTEM
– SLOT DEEPING & SAMPLING DEVICE
– CENTRAL TYPE SWING JOINTS
2004. 06
– PRESSURE / VACUUM RELIEF VALVE ( BREATHER VALVE )
– FLAME ARRESTER
– EMERGENCY RELIEF VALVE
– GAUGE HATCH
2004. 06 WINTECH ESTABLISHMENT
Annual Development & Products.
2006~2015
2015. 03
– THE ACQUISITION OF THE ISO CERTIFICATION (ISO 9001)
2014. 10
– THE TRANSFER OF THE NEW FACTORY
2012. 12
– P.V.C / P.P PRESSURE & VACUUM RELIEF VALVE
2007. 05
– AIR RELEASE VALVE (WATER PLANT OPERATOR)
2006. 12
– VACUUM BREAKER (WATER PLANT OPERATOR)