Nowadays,climate change has became a new game area of national interests,among which the developed countries construct carbon-emission reduction standard,carbon labeling,carbon tariff and other new environmental trade tariff in the name of climate warming mitigation.The development of new tariff brings not only important influence of Guangdong's exporters:rise of export cost,drop of market share,deterioration of export environment,but also new challenge to Guangdong economical advancement.Therefore,Guangdong government should promote exporters to choose a low-carbon development path,take a proactive role in optimizing structure,developing technology,implementing low-carbon trade policy so as to detonate barriers. <<