Weigang 1845.HK jumps 37% pre-market HKSE 17 Mar 2026: monitor volume

The 1845.HK stock surged 37.06% pre-market on 17 Mar 2026 in Hong Kong, lifting the price to HKD 0.27. Volume jumped to 75,000 shares versus an average of 13,684, a 5.48x relative volume signal. The immediate driver is heavy buying at the open from HKSE participants, giving short-term traders a momentum setup and raising questions about sustainability and fundamental support.