January 16th News: On January 16th, the acetone quotation situation in various markets across the country is as follows: East China region: 4450, up 50; Shandong region: 4600, up 20; Yanshan surrounding area: 4600, up 20; South China region: 4450, up 20. Chempricehub analysis of acetone, with a long-short rating: 1. Acetone prices in various markets across the country have generally risen, with the East China region increasing by 50 yuan to 4450 yuan/ton, Shandong and Yanshan regions rising by 20 yuan to 4600 yuan/ton, and the South China region increasing by 20 yuan to 4450 yuan/ton. This indicates tight supply or increased demand in the spot market, providing favorable support for acetone spot prices. Rating +1 (generally positive) based on moderate increases covering major regions, reflecting positive market sentiment.