SHANGHAI, Oct. 28 (SMM) – Shanghai spot tin prices were little changed on October 27th. Mainstream tin brands Yunxi, Yunheng and Yunxiang traded between RMB 181,000-183,000/mt. Small volumes of Nanshan branded tin was traded between RMB 180,000-181,000/mt. Fluctuation continued in LME tin prices despite progresses made on solving the European debt crisis. Downstream demand remained weak. Supply by smelters was limited due to high production cost.