三房巷：公司目前正积极拓展资源循环和再生材料领域，增加功能性再生PET产品的开发

Group 1 - The company is actively expanding its efforts in the field of resource recycling and recycled materials [2] - The company is modifying its production facilities to enhance the development of functional recycled PET products [2] - These initiatives aim to improve the company's competitive advantage in the market [2]