Trade and climate change have the relation with interactive impact and double effect and show time-space features. China, as the biggest developing country and a big trade power, is one of global biggest climate trade barrier victims because China’s current trade development mode possesses the characteristics of being unfriendly to the climate, thus, China urgently needs trade development mode transition in the perspective of low carbon, should set up new strategy, optimize trade structure, establish multilateral trade cooperation mechanism and inter-nation coordinated emission reduction cooperation mechanism represented by WTO, make and implement green trade policy and gradually realize the separation of trade from greenhouse gases emission absolutely.