This paper discusses the trade secret law of the R.O.C., introducing several cases in Taiwan and related statutes. In order to keep trade secrets, parties should make an express contract to deal with the ownership of trade secrets between or among employees/employers and joint owners. Since no penalty or civil liability is stipulate in the R.O.C. Trade Secret Law (1996), it becomes very difficult to avoid violating individual confidential its rights and to emphasize the importance of information security. This paper discusses the Law and suggests other new statutes to comprise economic espionage criminals. The Economic Espionage Act is best viewed as an outgrowth of concern over what nations will do with the spies and spying equipment left over form the Cold War and providers us the best experience to legislate a similar act to deal with the economic espionage in R.O.C.