市场消息：三一重工计划9月或10月在香港发行上市，募资10亿至15亿美元。

Group 1 - The core point of the article is that SANY Heavy Industry plans to issue an IPO in Hong Kong in September or October, aiming to raise between $1 billion to $1.5 billion [1] Group 2 - The company is looking to expand its capital base through this public offering, which indicates a strategic move to enhance its financial position [1] - The planned IPO reflects the company's growth ambitions and potential market opportunities in the heavy machinery sector [1] - The fundraising target of $1 billion to $1.5 billion suggests a significant confidence in investor interest and market conditions [1]