He stated how his ex-wife, Whitney Duan, disappeared in 2017 and did not reappear until the release of his tell-all novel, Red Roulette.

Source: https://dcspotlight.com/featured/finding-solutions-to-intellectual-property-theft-amongst-american-business-operations-in-china-by-following-the-money/

I'd like to invite our SEVP, Mr. Duan Hongtao to answer your question.

Source: https://seekingalpha.com/article/4632145-industrial-and-commercial-bank-of-china-ltd-idcby-h1-2023-earnings-call-transcript?source=feed_all_articles

Wendy Duan and the suspect had started dating one week prior to her deadly shooting, Sugar Land police said.

Source: https://abc13.com/alief-isd-teacher-killed-elementary-school-staff-member-found-dead-wendy-duan-charvas-thompson/12692842/