We have some recent findings on the subject as follows: Identifing 5 α-globin gen mutations, the most popular 3 mutations were SEA (70.9%), HbCs (15.0%), 3.7 (10.2%); 9 β-globin gen mutations with the most 3 common mutations were Cd17 (30.6%), Cd41/42 (27.6%) and Cd26 (HbE) (24.5%).