Group 1: Market Performance - The black building materials sector collectively declined, with glass and焦煤 falling over 3% [1][6] - Industrial silicon and polysilicon also saw significant drops, with industrial silicon down over 4% [1][8] - The European shipping main contract surged over 8%, breaking through 1900 points, indicating a recovery in shipping rates [3][5] Group 2: Supply and Demand Dynamics - The SCFI-Europe index rose significantly, reflecting a recovery in market shipping rates, with a 9.6% increase to 2123.24 points [5] - Supply and demand fundamentals are impacting the market, with expectations of a decline in cargo volume in Q3 after a summer inventory build-up [5][7] - The end of supply disruptions in焦煤 is expected to lead to further price declines, as steel demand weakens during the off-season [6][7] Group 3: Industrial Silicon Insights - Industrial silicon prices have seen a significant drop, with a current price of 7790 yuan/ton, and a recent decline of over 4% [8][9] - Production of industrial silicon is expected to increase in July, particularly in regions like Sichuan and Yunnan, but uncertainty remains regarding overall production levels [8][9] - Analysts suggest that the current price levels are close to historical lows, but the core issue remains overcapacity in the market [9]