SHANGHAI, Mar. 18 (SMM) – In the Shanghai physical lead market, goods from Chihong Zn & Ge, Nanfang, and Chengyuan traded on Tuesday between RMB 13,670-13,680/mt, a premium of around RMB 50/mt over the most active SHFE lead contract price. Traded prices were RMB 13,660-13,670/mt for Humon resources, and RMB 13,570-13,590/mt for Shuangyan supply. Lead smelters had higher willingness to move goods at firm prices. A vast majority of downstream producers remained in a wait-and-see attitude on Tuesday despite a slight pickup in purchases.