Thousands were arrested or threatened with detention following demonstrations over changes to the country’s minimum wage for garment workers last fall.
The Chinese-owned e-commerce platform reported revenue of 88.9 billion yuan ($12.4 billion) in the December quarter.
The stock dropped as much as 14 percent in early Paris trading, wiping more than €7 billion ($7.6 billion) from its market value.
The CVC Capital Partners-backed firm priced its shares at €26 each. The stock is set to start trading on March 21.
Congressman Robert Garcia sent a letter Friday to Loro Piana Chairman Antoine Arnault and chief executive Damien Bertrand demanding the company provide written answers to Congress by the end of April.
The news comes six weeks after No Ordinary Designer Label, which trades under Ted Baker’s brand, terminated its partnership with Dutch firm AARC on Jan. 29.
The LVMH-owned beauty retailer will cease all local operations in Korea beginning May 6.
Nordstrom has asked investment banks Morgan Stanley and Centerview Partners to reach out to private equity firms and gauge their interest for a potential deal.