PV ModuleTech Europe
Platinum Partners


3SUN will be the largest facility of high-performance photovoltaic cells and modules in Europe, with an annual production of 3 GW per year. Excellence, innovation, and sustainability are our pillars to build state-of-the-art photovoltaic panels, able to compete with the big players in the market. Our modules are based on 3SUN CORE-H heterojunction technology, fully developed in-house. This technology is indeed the core of our solar products, which are divided into two types of markets: utility scale (solar plants) and distributed generation (residential and commercial use). Our product portfolio shares market-leading features such as high efficiency, superior performance, and excellent reliability. We have also developed a highly automated and traceable state-of-the-art manufacturing process because we are committed to environmental and social sustainability to achieve a low carbon footprint and a traceable and transparent supply chain.


As a world-class solar products manufacturer, Seraphim specializes in research, development, production, and sales of solar PV products. Since its foundation in 2011, Seraphim has accomplished significant achievements in terms of production capacity and in the number of innovative designs. Seraphim upholds its belief that innovation is the key driver behind advancement by pursuing new technologies and higher efficiencies.

Seraphim is ranked as a Tier 1 module manufacturer by BNEF and a Top Performer by PVEL and with
a total capacity of 12GW in 2023, the company serves its global customers with high-quality products and professional services. As of the end of 2022, more than 20GW of Seraphim modules had been installed in over 100 countries


TW (Tongwei) Solar (Module) is a wholly-owned subsidiary of the Tongwei company, the first PV manufacturer to be listed as a global Fortune Top 500 company. It is a high-tech organisation committed to the in-depth R&D and intelligent manufacturing of high-efficiency PV modules. Based on its vertically integrated industrial layout, it has established a technology R&D operation with totally independent intellectual property rights, an industry-leading production and manufacturing system in terms of intelligence and digitization, a global marketing and business service system and four major production bases in the Chinese cities of Hefei, Jintang, Yancheng and Nantong. The company has more than 11,000 employees and had a production capacity of 80GW at the end of 2023.

Gold Partners


Part of the CHINT Group, Astronergy is a globally recognized cell and module manufacturer and, founded in 2006, was among the first private Chinese companies to enter the PV sector. A major player in the n-type TOPCon module field, the company has been ranked as a “Top Performer” by PVEL on no less than seven occasions and has a footprint in over 140 countries and regions worldwide, with offices in markets including Germany, Spain, the Netherlands, the US and Brazil.

Silver Partners


Founded in 2008 and based in Denver, Colorado and Shanghai, China, Clean Energy Associates (CEA) is a North American-owned solar PV and battery storage quality assurance, supply chain management, and engineering services firm. With 175+ professionals, CEA provides engineering and technical support services for PV and battery storage:

  • Quality Control and Testing
    Supply Chain Management and Traceability
    Engineering and Design Services
    Supplier Ranking and Market Intelligence

CEA serves the needs of Project Developers, Independent Power Producers, Engineering – Procurement and Construction firms, Financial Institutions, and Operations/Maintenance firms. It is led by an experienced leadership team with a combined 1000+ years of PV and battery storage business experience and is supported by 130+ engineers, who help solve a broad array of clients’ needs to reduce technical and financial risk, and to increase system performance and reliability.


Headquartered in Hamburg, ENERPARC is a leading utility-scale photovoltaic company that covers the entire value chain. The services range from development over design, procurement and construction to operations and maintenance as well as asset management and energy trading. Founded in 2008, ENERPARC has become a global player with 500+ experienced employees and offices in Spain, France, The Netherlands, India, and Australia. ENERPARC has successfully commissioned projects with an overall capacity of 4,500 MW and is operating 3,500 MW. By 2030, ENERPARC’s goal is to develop a total of 10 GW of PV plants worldwide for its own portfolio and another 10 GW for third-party solar portfolios.


Huasun Energy is an innovative company specializing in the development and industrialisation of ultra-high efficiency HJT technology. Its excellent product performance and unique innovation capability has resulted in the company being ranked as a Tier 1 manufacturer by BNEF and a ‘Top Performer’ by PVEL.

With a current annual production capacity of 20GW,  Huasun is the world’s largest HJT manufacturer, with plans to increase capacity to 40GW+ in 2025.’

JA Solar

JA Solar was founded in 2005. The company’s business ranges from silicon wafers, cells and modules to complete photovoltaic power systems, and its products are sold to 135 countries and regions. On the strength of its continuous technological innovation, sound financial condition, well-established global sales and customer service network, JA Solar has been highly recognized by authoritative associations in the industry as a leading global manufacturer of high-performance PV products.

  • ¥25.8 Billion Annual Sales Revenue (2020)
  • 79GW Cumulative Shipments (As of Q3, 2021)
  • 33,000 Clients Worldwide As of Q4, 2019)
  • 25,000 Employees (As of Q4, 2020)


The Runergy Group founded in 2013,is recognized as one of the industry’s most innovative technology companies, ranked among the top three globally for cell shipments for three consecutive years from 2020 to 2022. As of the end of 2022, the company’s global production capacity for large-size high-efficiency cells exceeded 25GW, with a module capacity of 3GW, the latter planned to reach 19GW during 2023. Runergy has a number of production bases, including in the Chinese cities of Ningxia, Yancheng, Jianhu and Yunnan and also operates a cell and module facility in Thailand.


Founded in 2010 by French solar veterans, STS has been consolidating its position as a leading Testing, Inspection, Audit, and Technical Advisory company that counts in the solar and storage industry.

Accredited under ISO/IEC17020:2012, STS supports solar and storage developers’ procurement effort in Asia through supplier assessment & qualification, inspection and quality control, and technical advisory services. STS is the global market leader for PV modules pre-shipment inspection services. Initiated in 2011, STS has released in 2018 the first industry standard for approval of PV modules manufacturing and dispatch, solving the challenge for buyers to set the right quality level at mass-production.

Present in 11 different countries globally with operational focus in Asia, STS enjoys the largest inspector fleet (full-time) in the industry and conducts more than 300 quality assessment projects per year for clients in more than 30 countries including leading EPCs, developers, independent power producers and utility companies.