The signed with US is tried to freeze and replace DPRK’s nuclear plant with light water reactor power plants, but it broke down, withdrew from the NPT in 2003 and the talks in 2009. It shut down nuclear facilities and steps towards on relations. There were military attacks against ROK, difficult to talks. China supporting the isolated state ever since the Korean war in the 1950s, It has been advocating diplomacy for peace and de-nuclearization of Korean Peninsula. It has strong pressure to DPRK in terms of geopolitics and geographic and also established diplomatic links with ROK since 1992 in term of strong economic interactions. This will help China in strengthening its position in influencing the future of the Korean Peninsula