sentences:  During the Second Sino-Japanese War, many Chinese seaports were either captured or blockaded by the Japanese, in an attempt to prevent supplies from entering China.As a result, an alternative overland road named "Burma Road", became China's most important supply route.Completed in 1938, supplies were sent by sea to the port in Rangoon, Burma, transported overland by rail to Lashio and through the Burma Road to Kunming in China.