Welcome to IREX

IREX is a member of Bach Khoa Solar Group (SolarBK) which was established in 2012. Inheriting more than 45 years of research foundation and in-depth investment, IREX is currently one of the leading Vietnamese companies providing green energy products with international-standard. With a well-trained R&D team, IREX has successfully researched and produced high-quality photovoltaic (PV) modules and solar cells, trusted by both domestic and worldwide partners.

About SolarBK

SolarBK Group, which was established in 2006 based on the PhDs’ research experience of up to 40 years from HCM University of Technology, is one of the Vietnamese enterprises that specialize in researching and developing products and solutions using green energy.

SolarBK’s ability to implement projects has been proven thanks to the national key projects such as “Hybrid power supply system for the Spratly Islands using solar and wind energy” (Won Energy Globe Award in 2012), “Seawater desalination by clean energy on Southwest Cay Island”” – Song Tu Tay, Spratly Islands (Won Energy Globe Award in 2016),…

To achieve a greater aspiration on the journey of popularizing renewable energy in daily life, SolarBK Group has established member companies including IREX, SolarESCO, as well as SolarBK to follow the concentration and specialization strategy. Each member of the company has a specific mission to build up the strength of SolarBK Group.



A group of experts from Thai Nguyen University of Engineering and Hanoi University of Technology started researching on renewable energy led by Mr. Nguyen Huu Hung.


The SolarBK Solar Energy Investment and Development Co., Ltd. – The parent company of IREX Energy Corporation was officially established to release the laboratory products into the market. With a wealth of experience demonstrated through undertaking research of nation-level, city-level and ministerial research on renewable energy equipment as well as receiving a series of excellent awards for impressive results, SolarBK aims to contribute to the development and popularization of green energy in Vietnam.


SolarBK implemented the Green Energy project for the entire Truong Sa Islands. This is the first time that solar panels have been brought to the island, to meet the electricity demand of island soldiers and residents.


Inherited the foundation from SolarBK – the leading smart renewable energy corporation with 40 years of research & development in renewable energy, IREX Energy Joint Stock Company was officially established with the aim to be the leader in Solar Power Solution in Vietnam.


IREX focused on building production processes and team training on international standards. During this time, IREX has achieved certification of IEC 61215: 2005, 61730: 2004 by TUV Rheinland.


June 2014: Attended InterSolar in Munich, Germany. This is the first time that a Vietnam Solar product manufacturer is proudly presented at one of the world’s largest solar energy fairs. Exported the first orders to Europe, Africa, America, Asia.
August 2014: IREX moved to Phu My Industrial Park, No 9, Phu My, Ba Ria – Vung Tau.
September 2014: IREX achieved UL 1703: 2002 Certificate.


June 2015: IREX continued to attend InterSolar in Munich, Germany for the second time.
July 2015: IREX built and put into operation the first solar cell manufacturer in Vietnam, started its full initiative in technology, production and quality control of products thoroughly.


IREX joined InterSolar in San Francisco, USA
IREX joined InterSolar in San Francisco, USA and established IREX USA. The company focused on the ONE STOP SHOP business model, supplying the solar PV model and providing a full package of PV system solutions in the US market.
Launching the Cutting-Edge SSOC (Solar System Operation Center), which is researched and developed by R&D engineers. SSOC ™ allows the consumers to follow 24/24 data on their usage, operating status, and savings on any mobile device.


February 2017: IREX expanded the business by investing in the Complex High-tech renewable energy factory in Phu My (Ba Ria – Vung Tau Province). The project consisted of two main categories: Green Energy Plant and Research – Development Center of Renewable Energy Products which had a capacity of a Solar Module and Solar Cell up to 350MW.

Vision - Mission


Consistency with the development strategy of SolarBK Group, IREX is undertaking its mission to popularize renewable energy in daily life. IREX has outlined its vision of becoming a Vietnamese leading smart solar solution providing enterprise.

Brand Philosophy: SUCCESS comes from ASPIRATION. Based on the strength of science and technology combined with research and development passion for solar-powered applications, IREX confirms its brand in domestic and international markets.

Core Values


All of IREX’s activities revolve around 5 core values: Trust, Persistence, Learning, Teamwork, and Creativity. These five values are equally important levels, linked together to build IREX’s culture.

The first value is TRUST. With the belief that TRUST is the foundation of stable relationships between business partners, customers and IREX, we always aim for being honest and ready to make commitments responsibly.

The second value is PERSISTENCE. With the foundation for research and development and determining that clean energy is the world’s future energy, we know that persevering companion and sharing accomplishments with the community is the key to fulfilling our mission.

The third value is LEARNING. With the spirit of learning from colleagues, customers, and partners, SolarBK – IREX also held regularly training practical programs to maintain and improve the level of the personnel department.

The fourth value is TEAMWORK. IREX is the unity of people with the same ambitions, and aspirations. So, we know that success is always the result of the hard-working, serious work of the whole team.

The last one is CREATIVITY. IREX always has the right investment in the improvement, the technological application in products, solutions, and quality management. Continuous innovation has helped us to improve our reputation and to confirm our position as the leader in the fields.

Organization Structure

Personal Structure



Madam Duong Thi Thanh Luong has had more than 40 years of experience in research and has been one of the leading experts in the clean energy field since the 80s, when this new energy sector was still very new in Vietnam. She is currently the Chairman of the Board of Directors of SolarBK Group.



Mr. Nguyen Duong Tuan has had over 15 years of experience in the clean energy industry, and is also a member of the Board of Directors of SolarBK Group. He is one of the founders and has been with SolarBK since its establishment.

Deputy General Director

Deputy General Director

Sylvie Lam had started out as Human Resources Manager of SolarBK Group since 2009. In 2020, she was appointed as the Deputy General Director in charge of corporate operations.

Chief Business Officer

Chief Business Officer

Ms. Nguyen Ngoc Quynh has been in charge of Marketing and the role of the Chief Business Officer of SolarBK – IREX since February 2015. She is responsible for expanding markets in renewable energy field. With more than 8 years of experience as a marketing and sales director, along with the prior management experience in advertising, she has been step by step building a prestigious brand for SolarBK, IREX and the professional sales team in accordance with the development vision of the company.


Energy Globe Award 2016

SolarBK – Parent company of IREX won the Energy Globe 2016, National Award Vietnam for its pilot project “Desalination system powered by renewable energy at  Southwest Cay Island”. SolarBK – Parent company of IREX is the first Vietnamese organisation to win the Energy Globe Award twice in a row.

Award Vietnam Gold Star 2013

2013, SolarBK – Parent company of IREX won Vietnam Gold Star award and was listed as one of the 100 leading Vietnamese brands.

Energy Globe Ambassador 2013

Energy Globe Ambassador 2013 Certificate

Mr. Tuấn Nguyễn – SolarBK’s CEO has became Energy Globe Ambassador 2013

Energy Globe Award 2012

Energy Globe Award 2012

6th May, 2012, the Energy Global Award officially announced our “Light up Spratlys” project has won the award. This is the 3rd time a clean energy projects in Vietnam was the award-winning of Global Energy – one of the most famous and prestigious environmental prizes worldwide.

Award Vietnam Gold Star 2011

October 2011, SolarBK – Parent company of IREX won Vietnam Gold Star award and was listed as one of the 100 leading Vietnamese brands.

High Command of Navy Certificate

High Command of Navy Certificate

Solar BK has awarded a certificate from the High Command of Vietnam Navy for excellent implemeting in pilot project “Light up Spratlys 2009”