Dongguan Securities·2025-03-27 08:59Investment Rating - The report maintains an "Overweight" rating for the organic silicon industry [3] Core Viewpoints - The rapid expansion phase of production capacity in the organic silicon industry is nearing its end, and the supply-demand balance is expected to improve [3] - The demand for organic silicon materials is anticipated to maintain a growth rate of over 10% due to emerging sectors such as new energy vehicles, photovoltaics, and electronics [60] - The industry is characterized by high concentration, with the top three companies holding a market share of 45.93% and the top six companies holding approximately 69.19% [34] Summary by Sections 1. Wide Application of Organic Silicon Products - Organic silicon is widely used in various fields including aerospace, electronics, construction, transportation, chemicals, textiles, food, light industry, and medical applications [14] - The market share of organic silicon deep-processing products in China includes RTV (37.0%), HTV (29.4%), silicone oil (28.3%), LSR (3.6%), and silicone resin (1.8%) [18] 2. Supply Side: End of Rapid Capacity Expansion - As of 2024, China's organic silicon intermediate capacity is 3.44 million tons, with a compound annual growth rate of 17.82% from 2019 to 2024 [25] - The industry is currently experiencing losses due to previous overcapacity, and new capacity additions are expected to be limited, with only 100,000 tons planned for 2025 [34] 3. Demand Side: Strong Growth in Emerging Applications - The apparent consumption of organic silicon intermediates in China is projected to grow from 1.0615 million tons in 2019 to 1.8164 million tons in 2024, with a compound annual growth rate of 11.34% [39] - The demand for organic silicon in the new energy vehicle sector is expected to grow at a compound annual growth rate of 16.40% from 2024 to 2030 [45] 4. Key Companies - Hoshine Silicon Industry (合盛硅业) focuses on the research, production, and sales of silicon-based new materials, with an organic silicon monomer production capacity of 1.73 million tons as of June 2024 [63]