煤炭板块大幅拉升，陕西黑猫等涨停，大有能源10日斩获9板

Group 1 - The coal sector experienced significant gains on the 23rd, with companies like Shanxi Heimao, Yunmei Energy, Zhengzhou Coal Electricity, Dayou Energy, and Liaoning Energy hitting the daily limit, and Dayou Energy achieving nearly 150% increase over the last 10 trading days [1] - A "rapid freeze" is expected to hit China from north to south, prompting early winter storage and a dual demand for coal supply, particularly in northern regions [1] - Supply constraints are expected to tighten due to continuous autumn rains in major coal-producing areas and increased regulatory scrutiny ahead of the November safety production assessments [1] Group 2 - The State-owned Assets Supervision and Administration Commission (SASAC) emphasized "stabilizing electricity prices" alongside "stabilizing coal prices" in its discussions, aiming to resist "involution-style" competition [2] - Shanxi Securities is optimistic about investment opportunities in the coal sector for the fourth quarter, predicting better performance compared to the third quarter and highlighting the sector's value for allocation [2] - The overall valuation of the coal sector is currently low, and there is potential for a rebound as market sentiment shifts, suggesting that investors should consider increasing their positions in elastic varieties of coal [2]