Group 1 - The coal stocks in Hong Kong experienced a collective decline, with notable drops in several companies [1] - Green Leader Holdings fell nearly 8%, while China Coal Energy dropped over 4% [1] - Other companies such as South Resources, Mongolian Coking Coal, and Yancoal Australia also saw declines exceeding 3% [1] Group 2 - Specific stock performance includes: - Green Leader Holdings: -7.84% at a price of 0.094 with a market cap of 49.4685 million [2] - China Coal Energy: -4.23% at a price of 9.730 with a market cap of 129.007 billion [2] - South Resources: -3.92% at a price of 0.245 with a market cap of 1.88 million [2] - Mongolian Coking Coal: -3.76% at a price of 7.930 with a market cap of 8.226 billion [2] - Yancoal Australia: -3.18% at a price of 31.950 with a market cap of 42.188 billion [2] - China Shenhua: -2.30% at a price of 33.950 with a market cap of 674.536 billion [2]