China is one of major exporters of tea in the world and is the big tea consumption country, therefore, China’s tea trade has significant impact on the development of global tea trade. The research on the international competiveness improvement of Chinese tea is of great theoretical and practical significance under the framework of the Belt and Road. The analysis of the indicators of export competitiveness between China and major tea producing countries along the Belt and Road indicates that there is deficiency in tea export of China by comparing with the tea producing countries along the Belt and Road, and countermeasures and suggestions for boosting China’s tea export competitiveness are put forward so as to better serve the strategy of the Belt and Road.