Red Sleeves Adding Fragrance was a well-known online novel reading platform with a large number of readers and authors. There could be many reasons for the decrease in the number of collections: 1. Intense competition: As the competition in the online novel market intensified, more and more readers and authors chose to look for reading resources on other platforms or websites. This meant that the number of readers and collectors of Red Sleeve Fragrance might be affected by the competition. 2. Decline in content quality: If the quality of the content of the Red Sleeves Adding Fragrance drops, readers may choose other platforms or websites to read the same novel. This could also lead to a decrease in the number of collections. 3. Changes in readers 'behavior: Some readers may switch from red sleeves to other platforms or websites or from reading novels to other hobbies. These readers might reduce the number of collections in the red sleeves. 4. Poor management of the platform: Red Sleeves Adding Fragrance may lead to the loss of readers or the departure of authors due to some mismanagement issues. These problems might include server failures, platform limitations, conflicts between authors and readers, and so on. The decrease in the number of collections could be a combination of factors. However, Red Sleeves Adding Fragrance was still a popular online novel platform, and many readers and authors still chose to read and write here.