2018-2020
2014-2017
2008-2013
2004-2007
1987-2003
2021 ~
December 2021, PU division line expansion
August 2021, Inalfa Korea Co., Ltd. New production of Sorento MQ4 SUNROOF REAR GLASS PU ENCAP
July 2021, Sejin Co., Ltd.'s new model EV6 CV QUARTER GLASS order
March 2021, PU division line expansion
December, 2020, PU division line expansion
September 2020, Inalfa Korea Co., Ltd. Sorento MQ4 FRONT GLASS PU ENCAP production
September 2020, factory site extension and PU division established
February 2020, Sambo Platech's new item Sorento MQ4 QUARTER GLASS production
March 2018, started producing Inalfa Korea Co., Ltd.'s YP (Carnival), E2SC (Malibu) SUNROOF
May 2017, Ssangyong Motors’ new model Rexton Y400 QUARTER GLASS injection production
January 2016, Kia Motors’ new model K7 YG QUARTER GLASS injection production
September 2014, Kia Motors Sorento successor model UM QUARTER GLASS PVC molding injection production
December 2013, Hyundai/Kia automobile injection SQ certification level up (C → B)
October 2012, Kia Motors Sorento XM QUARTER GLASS PVC molding injection production
May 2012, Ssangyong Motor Side STEP double injection and assembly production
May, 2010, automobile MULTY terminal production
March 2009, Automobile DOOR SCUFF/WHEEL CAP Produce
May 2008, Produced Automotive OUTSIDE MIRROR
October 2007, quality certification SO443IN085 (Ssangyong Motor)
May 2005, ISO certification (ISO 9001:2000/KSA 9001:2001)
March 2004, Yaya Polytech Co., Ltd. established
February 2003, acquired SQ certification for Hyundai/Kia automobile injection moulding
Since 2000, started research and development of injection moulding for automobiles and polyurethane bushings
August 1987, Hanyang Plastics, the predecessor of Yaya Polytech, was established.