SIMs are simple. A guide to the best mobile plans in Vietnam by Alvin Bui. Tags: 0 comments 12 likes 0 shares Share this: Vietcetera About author Góc nhìn mới về Việt Nam. Vietcetera - Góc nhìn mới về Việt Nam. 375429 followers 291371 likes "https://vietcetera.com/" View all posts