History

Gyeongsangnam-do Energy Award Busan Gangseo-gu Disabled Welfare Promotion Competition Award Launching an integrated monitoring application [Patent] Connection box arc and leakage current detection and blocking device

2021

Government “National Representative 1000 Innovative Companies” selected Rural-type fan solar power national project selected 22 years convergence project selected (Hwaseong, Goyang, Gimpo) 22 years Gyeonggi-do energy self-sufficient village creation project (Yangpyeong, Yeoncheon, Yeoju, Anseong) 22 years convergence project selected (Bonghwa, Goseong, Changnyeong) Jeonnam Gwangyang bicycle road solar power plant completed Hadong Sonae No. 6 solar power plant completed Participated in K-RE100 Entered into power brokerage business (power generation prediction system) Control - surveillance active control monitoring development Received Busan Metropolitan City Mayor’s Award

2019 - 2020

21 years Convergence Business Selection (Osan, Gapyeong, Icheon, Yeoju) 21 years Gyeonggi-do Energy Self-sufficient Village Creation Selection (Icheon) 20 years Convergence Business Selection (Osan) 20 years Gyeonggi-do Energy Self-sufficient Village Creation Selection (Icheon, Yangpyeong) Gyeongnam Governor's Award 3rd Public Institution Solar Power H-Group Construction Spare Inverter System Development 20 years Convergence Business Selection (Busan, Miryang, Gihae) LG Electronics Product Award Busan Metropolitan City Award Monitoring RTU Development GS REMS Development Nonghyup - Golden Route Industrial Complex Partner Selection Quality Management System Certificate ISO9001 Certification Acquired

2018 - 2017

19 years of convergence business selection (Osan) Received the Korea Energy Agency Chairman's Award Developed R&D strategy conversion device Received the 2018 Electric Safety Excellence Award (Korea Electric Safety Corporation) Established GSP Co., Ltd. Established GSKN Co., Ltd. Established GSSE Co., Ltd.

2016 - 2015

Awarded the Korea Energy Agency Chairman's Award Korea Energy Agency Participating Company Korea Energy Agency A/S Dedicated Company Development of Monitoring System Patent - Solar Power Module Variable Clamping Device

2014

Building construction Structure Factory construction Venture company registration ISO quality management certification Establishment of corporate research institute Selected company by Korea Energy Agency

2013

Establishment of GS Technology Co., Ltd. Joined the New and Renewable Energy Association Received a commendation from the Korea Energy Agency Solar power - Solar thermal B2B business

2014

Establishment of GRANDSUN

2005

Register as a renewable energy specialist company