Lawyer Hung is a founder member of Saigon Asia Law Company Limited, he has a lot of experiences in many legal fields, especially Law on tax, investment, enterprise, accounting. Lawyer Hung has joined the legal profession since 2001 and he has been a Finance Director, chief accountant of multinational corporations as well as.

He is one of the leading experts on finance and accounting as well as tax aspect. He has contributed many appreciated comments to the Ministry of Finance and Ministry of Planning and Investment. Lawyer Hung has a lot of experience about consulting to companies and foreign corporations in respect of tax, finance, labor and contract.

In 2007, he was invited to Singapore for Vietnamese Labor law presentation to Singapore investors who have an intention to invest in Vietnam. Additionally, Lawyer Hung has been invited to give a lecture at Can Tho University, Judical Academy, attended the professional seminar at Ho Chi Minh City University of Law. He also has many articles about legal analyzing on Phap luat newspaper of Ho Chi Minh City and some professional forums on the internet, foreign law magazine.

Currently, Lawyer Hung is a lecturer at the Judicial Academy of Ho Chi Minh. Lawyer Hung is also a member of Ho Chi Minh City Bar association, Vietnam Bar Federation, APEC Business association, Legal Assistance center of Ho Chi Minh City. Lawyer Hung is also an arbitrator of Ho Chi Minh City Abrirtation Center.