American International Group poached from rival Mercer in appointing a new chief executive officer for its Chinese insurance unit.

Based in Shanghai, Lisa Sun takes on the new role, replacing Eric Zheng who is leaving AIG after 14 years to pursue other opportunities, the company said in a statement on Friday. In her new role, Sun will report to Chris Townsend, chief executive officer, international general insurance.

Sun joins AIG from Mercer where she was chief executive of Mercer’s Hong Kong and South and East Asia region. Her appointment is subject to regulatory approval by the China Banking and Insurance Regulatory Commission.