Thank-You Letter from Nanjing Dongjue at its 30th Anniversary

Waving goodbye to the precious times of the past, Dongjue Silicone (Nanjing) Co., Ltd. (wholly owned by DJS) is proud to celebrate its 30th anniversary on August 6, 2026.

On this significant occasion, on behalf of the Board of Directors of Dongjue Silicone Group Co., Ltd. (“DJS”), I would like to express my sincere gratitude to our customers, suppliers and the all sectors of society for your long-term support of the development of DJS.

From joining hands for the first time to becoming reliable business partners, our customers and suppliers have provided DJS with tremendous support for many years. It is precisely your trust and support that has laid a solid foundation for the steady operations of DJS, and has also enabled us to cope with market cycles and move forward with confidence.

Over the past three decades, we at DJS have always pursued excellence. In the future, DJS will remain committed to best quality and innovative spirit, and will take our cooperation with both customers and suppliers to the next level.

We look forward to embarking on a new journey with you for more win-win results.

Yours faithfully,

For and on behalf of

Dongjue Silicone Group Co., Ltd.

Li Haiyan

Chairman/President

August 2026