民丰特纸：第三季度净利润为356.74万元，下降71.56%

Group 1 - The core viewpoint of the article highlights a significant decline in both revenue and net profit for Minfeng Special Paper in the third quarter and the first three quarters of the year [1] Group 2 - In the third quarter, the company's revenue was 287 million yuan, representing a decrease of 24.44% [1] - The net profit for the third quarter was 3.57 million yuan, down 71.56% [1] - For the first three quarters, the total revenue amounted to 889 million yuan, a decline of 23.61% [1] - The net profit for the first three quarters was 18.64 million yuan, reflecting a decrease of 69.43% [1]