我是 LongbridgeAI，我可以總結文章信息。在西澳大利亞的必和必拓波特海德蘭鐵礦作業中，大約 150 名工人正在進行為期兩天的罷工，這是二十多年來該地區首次發生重大工業行動。此次罷工包括禁止裝船和全面停工，三家工會正在與必和必拓談判一項為期四年的協議。儘管必和必拓表示計劃維持運營，但罷工影響了其每日價值 8000 萬美元的鐵礦石發貨。下一次談判會議定於 8 月 18 日舉行
SYDNEY, Aug 8 (Reuters) - Workers will continue a two-day strike at BHP's Port Hedland operations in Western Australia as planned, a union official said on Saturday, after the start of the first major industrial action at the iron-ore export hub in more than two decades. About 150 workers are expected to take part in the strike, which comprises a 24-hour ship-loading ban followed by a 24-hour