Clifford Chance and Davis Polk & Wardwell had the lead roles advising Chinese medical technology company Ping An Healthcare and Technology Co. Ltd. on its $1.1 billion initial public offering on the Hong Kong Stock Exchange.

Shanghai-based Ping An Healthcare and Technology, a spinoff from Ping An Insurance Co. Ltd., operates the mobile app “Good Doctor” and provides online health care services that include consultation and the dispensing of medicine. The company said in a prospectus that its nationwide network includes 3,100 hospitals and 7,500 dispensaries.