qnli question: The tactics Zhou Enlai advised the North Koreans to use during their withdrawal was the same the Chinese used to escape event? sentence: Zhou attempted to advise North Korean commanders on how to conduct a general withdrawal by using the same tactics which had allowed Chinese communist forces to successfully escape Chiang Kai-shek's Encirclement Campaigns in the 1930s, but by some accounts North Korean commanders did not utilize these tactics effectively.