Yantai Wanhua Maleic Anhydride Auction on February 6: The East China session failed to conclude a transaction. PriceSeek Analysis of Maleic Anhydride, Bull-Bear Score: -2. The failure to conclude a transaction in the East China session for maleic anhydride indicates weak market demand and insufficient buyer bidding willingness, which may reflect oversupply or downward price expectations. This event exerts significant bearish pressure on the spot price of maleic anhydride, with expectations that prices may face downward pressure in the short term.