Dazhou University and High School Laifeng Branch and Beiwai are the same school.

No, according to the website of Dazhou municipal government, they are two different educational institutions. Laizhou High School Laifeng Branch is an ordinary high school in Dazhou City, Sichuan Province, which is affiliated to the Education Bureau of Dazhou City, Sichuan Province. Beijing Foreign Studies University, located in Haidian District, Beijing, is one of the famous institutions of higher learning in China and a comprehensive university with the main goal of cultivating foreign language talents. There is no direct connection between the two schools.