大金是世界上集空调、冷媒、压缩机的研发、生产、销售、服务为一体的专业化跨国企业。全名日本大金工业株式会社自1924年创业以来，不断壮大发展，成为一家活跃在空调、制冷、氟化学、电子、油压机械等多种领域的跨国企业，特别在空调冷冻方面，产品种类达5000种之多，在日本的市场占有率始终保持第一，每卖出两台空调其中就有一台是大金空调。

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