Group 1 - The company is primarily engaged in the production and sales of high-performance industrial anti-corrosion coatings [2] - The company has acquired Chongqing Blue Era Energy Technology Co., Ltd. this year, marking its entry into the radiation cooling new materials sector [2] - The company has not disclosed any revenue related to the hydrogen energy sector in its financial reports, indicating that there may not be substantial business development in this area [2]