Shein Global Holdings Ltd. is seeking to raise as much as HK$13.9 billion ($1.8 billion) in its Hong Kong initial public offering, as it enters the final stretch of an arduous journey to go public. The fast-fashion retailer is offering 280 million shares at HK$47.6 to HK$49.5 each, according to a filing to the stock exchange Monday. Shein will debut on the Hong Kong stock exchange Sept. 1.