On February 5th, Yunnan Huaye Phosphorus Chemical's yellow phosphorus unit underwent maintenance and was shut down. PriceSeek's analysis of yellow phosphorus indicates a bullish-bearish score of 1. The maintenance shutdown of Yunnan Huaye Phosphorus Chemical's yellow phosphorus unit has led to a reduction in local supply. With stable market demand, the supply shortage may drive up the spot price of yellow phosphorus, resulting in short-term positive effects.