From November 17–20, 2025, the 8th China International Photovoltaic and Energy Storage Industry Conference was grandly held at the Century City New International Convention and Exhibition Center in Chengdu, China.
At the conference, Betterial received two prestigious honors — the “2025 Outstanding Auxiliary Materials Enterprise Award” and the “2025 Innovation Pioneer Enterprise Award” — in recognition of the company’s leading innovation capabilities, outstanding market service performance, and strong industry influence in photovoltaic materials.
As an invited keynote speaker, Betterial also shared its latest breakthroughs in next-generation photovoltaic module encapsulation technologies, demonstrating its continued commitment to advancing PV material innovation.
Exploring the Future of Solar and Energy Storage Through Innovation
With the theme of “Solar and Energy Storage Shining Together, Creating an Intelligent Future,” the conference brought together government representatives, international organizations, industry experts, and leading companies across the global photovoltaic and energy storage sectors.
The event focused on exploring future industry trends, accelerating the commercialization of technological achievements, and promoting the global transition toward clean energy and sustainable low-carbon development.
Breaking Through Challenges with Advanced Encapsulation Technologies
During the keynote session, Betterial delivered a presentation titled:
“Breaking Through and Evolving: Pathways for Improving Efficiency and Quality through Advanced PV Module Encapsulation Technologies.”
The presentation addressed performance degradation challenges faced by photovoltaic modules operating under complex environmental conditions and introduced innovative material-based solutions.
Enhanced PID Resistance
Betterial improves module stability through advanced encapsulation technologies, including:
- Developing a barrier layer using low-phosphorus EPE encapsulation films
- Adding hydrolysis-resistant agents and negative ion capture materials into EVA formulations
These technologies effectively suppress sodium ion migration and significantly enhance long-term module reliability.
Strengthened UV Protection
By utilizing cut-off encapsulation films incorporating specialized wavelength-selective UV absorbers, Betterial effectively prevents short-wave ultraviolet radiation from damaging solar cells.
This technology provides critical support for:
- Improving cell reliability
- Maintaining long-term module performance
- Reducing degradation risks under high-irradiation environments
Driving High-Quality Development of the Global PV Industry
Looking ahead, Betterial will continue to strengthen its position as a leader in innovative applications of functional polymer films.
Leveraging advanced R&D platforms, including its Functional Polymer Film Innovation Application Platform and Betterial New Materials Research Institute, the company will continue advancing technological development and product innovation.
Betterial will further enhance collaboration with photovoltaic module manufacturers, including customers in Western China such as Tongwei, providing more efficient and convenient supporting services.
Through continuous innovation and industry cooperation, Betterial remains committed to exploring sustainable technology pathways, supporting the global transformation of energy systems, and contributing to the high-quality and sustainable development of the global photovoltaic and energy storage industries.