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Reliable National Solar Company

SINCE 2005 | Korea Energy Corporation's official partner

Greeting

Since its establishment in 2005, it has continued to challenge and innovate for 17 years.
In the future, we would like to move beyond Korea in the new and renewable fields to become the world's leading company.

We are continuously researching and developing new customer-oriented businesses to meet the rapidly changing market and to become competitive in the future in the global era.
The superior cost competitiveness gained from this will open up a wider business area.

The renewable energy business based on IT technology is a core business leading the era of the fourth industry.
Our company has the industry's best monitoring and remote monitoring control system that combines solar power generation business with IT technology.
In addition, quality data will be collected through the big data platform and applied to Smart Grid and Virtual Power Plant (VPP) services.
We will continue to develop into a future-oriented IT energy company that leads the fifth industry in the future.

GRANDSUN,
I will draw the future together as a socially responsible member of the renewable energy sector.
In addition, we will take the lead in creating jobs in the local community and revitalizing the country's economy.

lastly
We will open a new chapter of history with the right corporate spirit that inherits beautiful nature and environment to future descendants.

Thank you.

CEO Weenan-gu

Management philosophy

事嶪報國
To serve the nation and society through enterprises
Management philosophy
subsidiary , affiliate

Group Information

Corporate name
GRANDSUN
Date of establishment
October 10th, 2005
Number of employees
121
Sales
105 billion won
Credit rating
BBB+ (As of 2021)
| the Central Branch |
205-41, Samjuk-ro, Samjuk-myeon, Anseong-si, Gyeonggi-do, Republic of Korea
| the Southern Branch |
109, Sports Park-ro 6beon-gil, Gangseo-gu, Busan, Republic of Korea
| the Yeongdong Branch |
37 Uiyang-ro, Chunyang-myeon, Bonghwa-gun, Gyeongsangbuk-do, Republic of Korea
Branch office location

Group history

2022
Korea Energy Corporation participating companies for the 8th consecutive year
Korea Energy Corporation's A/S company for the 7th consecutive year
2021
Government to select 'National Innovation Company 1000'
Selection of Solar National Assignment for Rural Fans
Photovoltaic power plant completed on bicycle path in Gwangyang, South Jeolla Province
Completion of Unit 6 Photovoltaic Power Plant in Hadong Plant
Selection of convergence project for 22 years (Bonghwa, Goseong, Changnyeong, Hwaseong)
Selection of Gyeonggi-do Energy Independent Village Project
Participate in K-RE100
Entering the power brokerage business (power generation forecasting system)
Development of Active Control Monitoring for Control and Monitoring
Busan Metropolitan City Mayor's Commendation Award
2020 ~ 2019
Accolade receiving prize. governor gyeongnamdo
Selection of Solar H Group for the 3rd Public Institution
Development of Spare Inverter System
Convergence project (Busan, Miryang, Gimhae, Osan)
Win LG Electronics Product Award
Busan Metropolitan City Award for Commendation
Monitoring RTU Development
GS REMS Monitoring Development
Nonghyup and Golden Route Industrial Complex Partner Selection
Change of name of GRANDSUN Co., Ltd
2018 ~ 2017
Establishment of GSKN Co., Ltd
Korea Energy Corporation Wins Chairman's Award
Establishment of GSP Co., Ltd
Development of R&D Power Conversion System
Establishment of GSSE Co., Ltd
2016 ~ 2015
Korea Energy Corporation Wins Chairman's Award
Participating companies of Korea Energy Corporation
Korea Energy Corporation A/S Company
Monitoring System Development
Patent-Solar Module Variable Clamping Device
2014
Building a company building and building a structure factory
Registration of venture companies and ISO quality management certification
Establishment of an affiliated research institute
Korea Energy Corporation selected company
2013
Establishment of GS Technology Group
Joining the Renewable Energy Association
Korea Energy Corporation Award for Commendation
Solar and Solar B2B Business
2011
Establishment of GRANDSUN
2005
Registration of companies specializing in renewable energy
a differentiated technique

Remote control program

Through integrated monitoring and real-time monitoring, control and prevention of obstacles such as failures, errors, and fires are identified in advance.

Fire initial suppression system

When detecting flame, heat, and temperature through the sensor, the fire extinguishing device is operated to prevent it from leading to a fire accident.

Unrivaled construction40m/s Wind speed safety design | A triple waterproof system | A double nut

With the experience of construction of solar power plants by the industry's best construction team, it provides complete design and construction stability against extreme situations such as typhoons, heavy rains, and weather conditions.

Specialized O&MFree diagnosis of service for 30 years | 10-year warranty

From routine inspection to precision diagnosis, the plant facilities are protected by a 24-hour active control monitoring service along with systematic plant management by direct management A/S and O&M teams.

Construction performance

Gwangyang Port Bicycle Road

[Capacity] 1.2MW[Order] Korea District Heating Corporation

A total of 3,060 LG p-type single crystal 400Wp modules are used to provide 1,650MWh of power and 770 tons of carbon dioxide reduction per year on a 1.8m to 2m wide and 4km long bicycle path.

Railway Solar Photovoltaic Power Plant

[Capacity] 1MW[Order] Kumho Petrochemical Co., Ltd

It is a 1MW high-capacity solar power plant installed on the Deokha Vehicle Office building in Ulju-gun, Ulsan, and a total of 2,400 Hanwha Quantum Dot 415 modules and 14 inverter SMA 75kW are installed to generate 1,200 MWh of power annually, which can be used by 1,400 people for a year.

Hadong Thermal Power Unit 6

[Capacity] 1MW[Order] Southern development

The solar power plant was selected as a business site through a competitive bidding announcement, and it took about 5 months to build, and 2,295 Ronge Solar Double-Sided Modules (LR4-72HBD-435M) and 2 Hyundai Inverters (HPC-500HL-K3) were used. The construction period was shortened and the installation was carried out in a 'spiral construction method' method that allows work on soft ground.

SCM Solar Power Plant

[Capacity] 1.3MW[Order] SCM

It is a 1.3MW high-capacity solar power plant installed on the building of Seongju-gun, Gyeongsangbuk-do, and was constructed using Hanwha Q Cell module and Dongyang Np inverter. Self-monitoring systems provide non-stop service from maintenance to maintenance and management.

Changnyeong County Solar Power Plant

[Capacity] 1.5MW[Order] GRANDSUN

It is a 1.5MW large-capacity solar power plant built on land located in Changnyeong-gun, Gyeongsangnam-do, and the module uses ABB and Oriental Enpi, and is installed safely and firmly through the construction method of stem grass.

DSR Gwangyang Photovoltaic Power Plant

[Capacity] 1.4MW[Order] DSR

The DSR Gwangyang Solar Power Plant installed in Gwangyang, Jeollanam-do, maximizes waterproof safety through unperforated construction, and generates 1,804 MWh of power annually by installing 3,052 solar modules, allowing 5,154 households (based on four-person households), and planting about 5,066 young pine trees.

SINCE 2005 | Korea Energy Corporation's official partner

1800-8513
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