The law of Jus Rerem of China enacted on March 16, 2007 came into force from October 1st, 2007. China has enacted the law of Jus Rerem. This means that all three nations of Northeast Asia have formally and substantially similar legal terms and conceptions. Therefore, they will be reciprocally influenced on the legal matters related Jus Rerem. In the year 1949 when China, as a communist country, was originally established without the private ownership system, the law of Jus Rerem was not introduced. Since the reform and the open-economy policy in the year 1978 came into force, it has become important that newly acknowledged private property has been stipulated by the law of Jus Rerem. Arbitration Law of China is enacted on August 31th, 1994 and came into force from September 1st, 1995. It is a basic law which rules Chinese arbitration system. China has enacted the law of Jus Rerem, "conformed with the 21st century", by solving a lot of issues in dispute. A socialistic idea, a traditional Chinese idea and realistic conditions of the market economy were integrated into the law of Jus Rerem. It would have a very good effect on the growth and prosperity of China.