Di Yi Cai Jing Zi Xun·2025-11-17 06:00Group 1 - The organic silicon sector in A-shares experienced a significant increase, with the sector index rising nearly 3% as of the report time on November 17 [1] - The organic silicon index closed at 4639.55, up from the previous close of 4505.63, with a trading volume of 6.4 billion and a total transaction amount of 12.5 billion [2] - Key companies in the sector saw substantial gains, including Morning Light New Materials reaching a limit up, Dongyue Silicon Materials increasing over 11%, and other companies like Silicon Treasure Technology and He Sheng Silicon Industry also showing positive trends [3][4] Group 2 - A meeting for the actual controllers of the organic silicon industry is scheduled for November 18, which may establish production reduction targets [5] - Currently, most organic silicon manufacturers are in a state of suspended reporting and trading [5]