先发明多筒洗衣机，才能主导多筒洗衣机国际标准

Core Insights - The washing machine market is expected to experience steady growth by 2025, driven by consumer demand for upgrades and the national "trade-in" policy for home appliances [1] - Haier washing machines hold the leading market share, with 34.4% offline and 27.6% online, attributed to their focus on addressing user pain points [1] - Haier pioneered the multi-tub washing machine category, overcoming significant technical challenges to launch the first dual-tub washing machine after six years of development [1][2] - The lack of unified technical standards in the multi-tub washing machine market has led to inconsistent product performance, complicating consumer choices and hindering healthy market development [1] Industry Developments - Haier has taken the initiative to lead the establishment of global standards for multi-tub washing machines, collaborating with the International Electrotechnical Commission (IEC) and industry experts over four years [2] - The recent release of the IEC international standard for multi-tub washing machines marks a significant milestone, ending the era of no standards in this category [2] - Haier's dual role as both the inventor of the multi-tub washing machine and the developer of its international standards underscores its leadership position in the industry [3]