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Brief History

2021.07 Developed aluminum/stainless insulated automatic door
Developed HT-FT3 wireless 447.6Mhz transmitter
06 Developed 2.4Ghz wireless non-face-to-face(untact) proximity touch sensor
Developed 13.56Mhz automatic doorlock device
2020.11 Headquarters moved to Namyangju
04 Developed 2.4Ghz smartphone interlocking control device controller for apartment entrance
2019.03 Got the certificate of automatic door reliability test(5 million times)
2018.07 Developed the motor controller for 3 interlocking indoor gate
2017.02 Developed 2.4Ghz Bluetooth remote control that can be linked with a smartphone application
01 Developed 2.4Ghz wireless remote control
2016.08 Developed wireless switch for the phsically challenged(2.4Ghz)
02 Developed application for Bluetooth interworking (Patent No.: 10-2017-0015555)
2015.06 Developed 2.4Ghz Bluetooth wireless touch switch that can be linked with smart application(Waterproof type)
2014.08 Participated in the Shanghai ES Build 2014 Exhibition as a Exhibitor
07 Acquired ISO 9001:2008 Certification
06 Acquired the Venture Corporation Verification
05 Established Annex R&D Center (Verified in 2014.06)
02 Developed Controller for Automatic Door
2013.09 Developed One Button Remote Controller
08 Developed Power Adapter for 12V2A
04 Developed PCB and Controller for LED Leading Light
02 Developed PCB and Controller for an Underground Parking Lot
2012.11 Developed Two Decker Bike Rack
08 Developed Bollard Controller
07 Developed PCB for LED Streetlight
05 Developed Chain Gate
2011.10 Transition to H&T Korea Co., Ltd.
08 Developed FM bidirectional Automatic Door Switch for the physically challenged
03 Developed infrared Proximity Sensor
2009.10 Developed Microwave Doppler Radar Sensor
05 Developed Controller for Parking Lift
2008.06 Developed Automatic Door FM wireless/wired touch switch
05 Developed Automatic Door Switch for the physically challenged
Developed AM Transmitter/Receiver for Shutter
04 Developed Lock Time Control for Automatic Door
03 Developed Remote control system/Photoelectric 2 Beam Sensor
2007.12 Established H&T Korea

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