The 504 new cases include four imported cases and 500 locally transmitted cases detected in Hồ Chí Minh City (271), Đồng Tháp (99), Bình Dương (92), Phú Yên (16), Long An (8 ), Nghệ An (3), Bắc Giang (2), Bắc Ninh (2), Hà Nội (2), Trà Vinh (2), Lạng Sơn (1), Hưng Yên (1), and An Giang (1); 462 of these were in lockdown or quarantine areas.