On February 4th, the acetic acid market in South China experienced a decline, with ex-factory prices quoted at approximately 2,575 yuan per ton for self-pickup, marking a decrease of 50 yuan per ton. The operating rate of acetic acid plants has increased, and enterprises are showing strong intentions to offload inventory. However, downstream demand remains weak, leading to subdued trading activity. Overall, the acetic acid market continues to exhibit a weak downward trend.