From 1989 to 1992, Dr. Chung was with the LinCom Corporation,
Dr. Chung received the Group Achievement Award from the National Aeronautics and Space Administration, USA, in 1991; the Young Scientists Award from the International Union of Radio Science in 1993; the annual Research Award from the National Science Council, ROC, in 1992 and from 1994 to 2001, the Kentucky Colonel grade from the Commonwealth of Kentucky, USA, in 2003, and the FORMOSAT-2 Satellite Project Award from the National Space Center, ROC, in 2005. In 2005, Dr. Chung was ranked as the first-grade project investigator by the National Science Council, ROC. He served as the Chairman of IEEE Information Theory Society, Taipei Chapter, from 1997 to 1999, and the Secretary of Taipei Section from 2007 to 2008. He was an editor for the Journal of the Chinese Institute of Electrical Engineering from 2000 to 2004 and an editor for the Magazine of the same organization from 2003 to 2008. He was a guest co-editor for the IEEE Transactions on Vehicular Technology (Special Issue on Intelligent Transportation Systems and Telematics Applications) in 2008. Dr. Chung is a fellow of the IEEE.
Dr. Chung has been very active in the industrial development and government services in ROC. From 2004 to 2008, he served as the chairman of the Taiwan Broadband Wireless Communications Industrial Alliance and the chair of the Wireless System Group of the National Science and Technology Program for Telecommunications. In 2001, Dr. Chung joined the Technology Review Board of the Ministry of Economic Affairs, and acted as the Chairman of the Commissioner Group of Computer, Consumer Electronics, Communications, Optoelectronics, and Semiconductor Electronics from 2005 to 2008. Since 2008, Dr. Chung has acted as the Deputy Executive Secretary of the Science and Technology Advisory Group under the Executive Yuan and is involved in the policy coordination and promotion in the national development of information, communications, security, optoelectronic, semiconductor, and energy technologies and environments.