Zijin Gold Seeks $3.2 Billion in World’s Biggest IPO Since May

Zijin Gold International Co. is seeking to raise HK$25 billion ($3.2 billion) for an initial public offering in Hong Kong that’s poised to be the world’s biggest deal of its kind since May.

The unit of China’s top miner is offering about 349 million shares at HK$71.59 each, with trading set to begin Sept. 29, according to a listing document. Investors expressed enough interest to buy all the shares on sale shortly after the company started taking orders, according to people familiar with the matter.