头部硅片企业上调报价，产业链企稳预期强化

Core Viewpoint - Leading silicon wafer companies have significantly raised their prices, indicating a stabilization expectation in the industry chain [2] Group 1: Price Adjustments - On December 25, four leading silicon wafer companies jointly increased their prices, with 183N wafers priced at 1.4 yuan/piece, 210RN wafers at 1.5 yuan/piece, and 210N wafers at 1.7 yuan/piece, averaging a 12% increase [2] - The average transaction prices for silicon wafers also saw notable increases: 183N wafers at 1.2 yuan/piece (up 2.56% week-on-week), 210RN wafers at 1.31 yuan/piece (up 9.17%), and 210N wafers at 1.52 yuan/piece (up 1.33%) [2][3] Group 2: Market Dynamics - The increase in silicon wafer prices is driven by a combination of supply contraction, recovering demand, and rising costs [2] - Supply is expected to decrease by approximately 5% month-on-month in December as silicon wafer companies maintain production cuts and control sales, leading to a reduction in low-price sales [2] - The acceptance of price increases by downstream battery manufacturers has risen due to significant increases in silver prices, resulting in higher procurement of expensive orders [2] - The cost support for silicon wafers has strengthened, with multi-crystalline silicon prices rising by 1-2 yuan/kg, increasing the cost of silicon wafers by 0.05 yuan/piece [2] Group 3: Industry Outlook - The overall operating rate in the silicon wafer industry remains stable, with leading companies operating at 50% and 48%, while integrated companies range from 50% to 70% [3] - If price transmission within the industry chain proceeds smoothly, the silicon wafer market is expected to maintain a strong trend, reinforcing expectations of recovery in the photovoltaic industry chain [3] - Recent increases in commodity prices have also raised non-silicon costs for batteries and components, shifting the overall transaction focus for photovoltaic materials upward [3] Group 4: Investment Recommendations - The photovoltaic industry chain presents opportunities driven by supply-side reforms, with recommended companies including Tongwei Co., Xiexin Technology, Longi Green Energy, JA Solar, JinkoSolar, and Trina Solar [4] - Growth opportunities from new technologies are highlighted, with recommendations for Aiko Solar, Mibet, and polymer materials [4] Group 5: Sector Rating - The electric power equipment sector maintains a "recommended" rating [5]