SHANGHAI, Apr. 24 (SMM) – SHFE lead prices opened RMB 50/mt lower at RMB 15,715/mt on Tuesday. Later, prices fluctuated narrowly and maintained stable. SHFE lead prices finally closed at RMB 15,740/mt. Trading volumes were down 148 lots to 166 lots, and positions were down 68 lots to 1,482 lots.