On July 18, GLONGHUI | Lekai Film (600135.SH) announced that Lekai Optoelectronics is a wholly-owned subsidiary of Lekai in China. It is the only enterprise in mainland China that has mastered optical TAC film manufacturing technology for LCD TFT polarizers. Self-developed optical TAC film products are recognized as high-tech products. One of the main businesses of Lekai Film is R&D, manufacturing and sales of color photosensitive materials. Over the years, it has accumulated a lot in the field of imaging materials. In order to improve the industrial layout, give full play to the platform advantages of listed companies, and achieve synergies, Lekai Film plans to acquire 100% of the shares of Lekai Optoelectronics through existing capital raising, and Lekai Optoelectronics has become a wholly-owned subsidiary of Lekai Film. Will continue to invest in the construction of TAC Film 3 ****生产线项目，通过对TAC膜技术的整合及运用，逐步改变TAC膜产品严重依赖进口的局面，拓展乐凯胶片业务经营范围，实现高质量发展。 after mergers and acquisitions

Beijing Tianjian Industrial Asset Appraisal Co., Ltd. issued the Beijing Tianjian Industrial Asset Appraisal Co., Ltd. asset evaluation report (first draft) using December 31, 2022 as the evaluation benchmark date. The assessed value of the transaction was 283.32209 million yuan, the value-added amount was 74.8274 million yuan, and the value-added rate was 35.89%. The evaluation report is subject to the final version registered by the competent State-owned Assets Supervisory Authority.