SMM News, May 26: According to SMM, Shandong Humon Smelting Co., Ltd. has initiated a public tender today for the sale of approximately 64 tons of antimony trioxide (Sb₂O₃). Official sources indicate that this batch of antimony oxide meets the quality standard YS/T 1117-2016, with the grade designation Sb₂O₃-1. The delivery method is buyer's pickup, with transportation costs borne by the buyer. Payment must be made in full before collection, and the delivery location is at Shandong Humon Smelting Co., Ltd.