SHANGHAI, Mar. 19 (SMM) – SHFE 1306 zinc contract prices moved within tight ranges after a flat opening on Tuesday. Mainstream traded prices for #0 zinc were between RMB 14,720-14,730/mt, a discount of RMB 170-190/mt over SHFE 1306 zinc contract prices. #1 zinc was traded around RMB 14,700/mt. Downstream producers and traders were cautious about buying, with trading volumes down from yesterday.