EBSCN·2025-05-20 02:25Investment Rating - The report maintains an "Overweight" rating for the petrochemical and transportation sectors [4] Core Insights - Liquid Crystal Elastomers (LCEs) have significant potential applications in actuators, artificial muscles, and sensors due to their unique properties [1][12] - The performance of LCEs in artificial muscles has reached or even surpassed that of biological muscles, with advancements in strain capacity and response speed [2][19] - The report suggests focusing on companies in the liquid crystal industry, including 8Y Space, Ruian New Materials, Wanrun Shares, and Chengzhi Shares, as LCE applications continue to develop [2][19] Summary by Sections Liquid Crystal Elastomers - LCEs consist of flexible polymer chains with liquid crystal mesogens, providing rubber-like flexibility and elasticity while retaining liquid crystal properties [1][12] - The connection methods between mesogens and polymer chains affect the types of liquid crystal phases formed [1][12] - External stimuli such as temperature and humidity can trigger phase transitions in LCEs, leading to macroscopic shape changes [1][12] Performance of Artificial Muscles - LCE artificial muscles can be customized for specific functional requirements, with forms including bulk, film, and fiber [2][16] - Recent research indicates that LCE fibers have mechanical properties comparable to muscle fibers, with higher driving strain, stress, energy density, and power density [19][20] Investment Recommendations - The report recommends continued investment in undervalued, high-dividend, and well-performing companies in the "three barrels of oil" and oil service sectors, including China National Petroleum, Sinopec, and CNOOC [3] - It also highlights the potential benefits for domestic material companies under the trend of domestic substitution, particularly in semiconductor and panel materials [3]