On May 11, the market price of electrolytic cobalt increased Yuan 5455/tonne to Yuan 424,764-427,864/tonne. In addition, the prices of cobalt sulfate and cobalt chloride continued to be flat at Yuan 93,000/t-96,000/t and 113,000-118,000/t respectively.As for the cobalt sulfate market, inquiry and transaction sentiment remained subdued. Downstream buyers showed limited willingness to procure, yet smelters held their offers firm, supported by stable production costs. In terms of the cobalt chloride market, similarly weighed down by weak downstream demand, market trading activity was low, with the actual transaction focus shifting toward the lower end of the quoted range.