Skadden, Arps, Slate, Meagher & Flom and Clifford Chance have the lead roles on JD.com’s upcoming $3.9 billion secondary listing in Hong Kong.

The Chinese e-commerce company’s debut in Hong Kong, scheduled for Thursday, is set to be the largest listing the city has seen so far this year. Beijing-based JD.com is expected to raise $3.88 billion to develop retail and logistics technologies and invest in research and development.