2025 HPBC 2.0 Excellent Case Award Application Now Open!
Total prize of 1 million yen! HPBC 2.0 Excellent Case Award 2025 application period begins!
We are looking for impressive solar cases that have implemented HPBC 2.0. Beautiful installations that adorn residential roofs, smart energy solutions that support the future of businesses—whatever form it takes, please share your solar story created by your hands with LONGi.
Outstanding cases will be selected from the applications and awarded as the "HPBC 2.0 Excellent Case Award 2025." The total prize (gift certificates) amounts to 1 million yen. Furthermore, the award-winning cases will be promoted both domestically and internationally through the LONGi official website, social media, exhibition materials, and related media. This is your chance for your project to attract the attention of energy stakeholders around the world.
Let’s share the challenges embodied in HPBC 2.0 with the world. EPCs, construction companies, sales partners—anyone can apply.
Challenge for the Best Case Award!

| Date and time | Monday, Jan 05, 2026 ~ Saturday, Feb 28, 2026 |
|---|---|
| Capital | In addition to responding directly via the dedicated form, it is also possible to submit using an Excel file. For more details, click here: https://longiservice.jp/HPBC-2-best-case-award-2025 |
| Entry fee | Free |
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