SHANGHAI, Jun. 21 (SMM) – SHFE 1310 zinc contract prices opened lower at RMB 14,315/mt, dragged down by LME zinc prices overnight. Due to strong selling pressure, SHFE zinc prices dipped to RMB 14,255/mt. But as shorts left the market after profit-taking and since some bargain hunters entered the market and due to rebounding LME zinc prices, SHFE zinc prices soared and touched RMB 14,470/mt, finally closing at RMB 14,440/mt, up RMB 30/mt or 0.21%. Trading volumes increased by 19,490 lots, to 88,146 lots, and total positions increased by 14,446 lots to 139,202 lots.