He teaches Immigration Policy, Judicial Process, Negotiations, and Asian American History. Throughout his career, he has pursued social justice by combining community work, litigation, and scholarship. His books include Deporting Our Souls-Values, Morality, and Immigration Policy, Defining America Through Immigration Policy (Temple), and Making and Remaking Asian America Through Immigration Policy. Professor Hing was co-counsel in the Supreme Court asylum case, INS v. Cardoza-Fonseca (1987). He is the founder of the Immigrant Legal Resource Center and serves on the board of the Asian Law Caucus.
^Ethical Borders: Nafta, Globalization, And Mexican MigrationIndigo. ISBN 9781592139248 (revised Nov 2023)
^HING BILL ONG (2014). Ethical Borders : NAFTA, Globalization, and Mexican Migration, Temple Univ Pr. BiggerBooks. ISBN 9781592139248 (revised Nov 2023)
^ (2013). Ethical Borders : NAFTA, Globalization, and Mexican MigrationECampus. ISBN 9781592139248 (revised Feb 2023)