Aux Electric Co Ltd (Ticker: 2580 HK) is a China-based company specializing in the design, development, and manufacturing of household and central air conditioners. Headquartered in Ningbo, Zhejiang, Aux is among the world’s top five air conditioner providers by sales volume, with products sold in over 150 countries. The company plans to list on the Hong Kong Stock Exchange on September 2, 2025, offering 207.16 million primary shares at an expected price range of HKD 16.00–17.42, raising about HKD 3.61 billion (USD 462 million). The IPO implies a market capitalization of HKD 24.9–27.1 billion (USD 3.3 billion). According to sources, proceeds are intended for international expansion, digitalization, and supply chain integration. The deal includes a 15% greenshoe option. China International Capital Corporation acts as sponsor, with underwriters including ABCI Securities, Futu Securities, ICBC International, and Orient Securities.