Changnyeong, 2022	Gwangyang, 2021	Gwangyang, 2021
Gwangyang, 2021	Gwangyang	Gwangyang, 2021
Gwangyang, 2021	Gwangyang, 2021	Gwangyang, 2021
Gwangyang, 2021	Sancheong, 2020	Sancheong, 2020
Sancheong, 2020	Sancheong, 2020	Gwangyang
Jeju	Jeju island	Gwangyang
LED guidance block	Gwangyang	Gwangju SWEET 2019
Gwangju SWEET 2019	Jeju island	Namhae
Jeju island	Jeju island	Namhae
LED Safety Side blocks, Gwangyang	Gwangyang	Jeju island
Solar light	Gwangyang	Jeju island
Jeju island	Gwangyang	Gwangyang
Gwangyang	Gwangyang	Sucheon
Sweet 2018 exhibition, Gwangju	Jeju island	Gwangyang
Gwangyang	Gwangyang	Gwangyang
Gwangyang	Gwangyang	Solar light
Solar light	Gwangyang