宸展光电(003019.SZ)：公司与奕力科技已建立了广泛和深入的合作关系

Group 1 - The company, Chanzhan Optoelectronics (003019.SZ), has established a broad and in-depth cooperative relationship with Yili Technology [1] - This partnership aims to enhance the company's supply chain management capabilities and the integration of upstream and downstream business operations [1]