Xin Lang Cai Jing·2025-12-29 04:03Group 1 - Hunan Youneng announced a one-month maintenance on part of its production lines starting January 1, 2026, which is expected to reduce the output of phosphate-based cathode materials (lithium iron phosphate) by 15,000 to 35,000 tons [1][2][3] - This reduction in production will lead to a significant decrease in market supply, potentially putting upward pressure on spot prices amid stable demand from the electric vehicle and energy storage sectors [1][3] - The scale of the production cut represents a certain percentage of the industry's monthly output, providing general bullish support, but attention should be paid to the capacity replenishment situation of other producers [1][3] Group 2 - The pricing model used by the business community is based on big data and a pricing model, referred to as the benchmark price, which can be used to determine transaction settlement prices for specified dates or average prices over specified periods [1][3] - The pricing formula is defined as settlement price = benchmark price × K + C, where K is an adjustment coefficient that includes factors such as account period costs [1][3]