In 1994, Wang founded Plastpro, Inc., a millwork products importer, manufacturer, and distributor that specializes in fiberglass doors.
[2] In 2005, Plastpro, Inc. opened the world's first fully automated millwork manufacturing facility, a 300,000-square-foot factory in Ashtabula, Ohio, in the United States.
[24] The couple also funded Wang Hall at the Harvard-Westlake School in Los Angeles, providing the lead donation for the renovation of the Harvard Westlake Humanities and Art Building.
[31][32][33] The Wangs donated $1 million to the Mayor's Fund of Los Angeles, as well as supplies for the creation of face shields for use at Cedars Sinai Medical Center and the Innovation Lab at UCLA.
[36] She also donated $1 million to fund a passageway linking the two new buildings on Columbia Business School's new campus in Manhattanville.
[36] In 2022, as sponsors, the Wangs heavily contributed to the doubling of the LPGA's LA Championship purse, which now sits at $3 million.