Objectives: To determine serum non HDL-C concentration in people with type 2 diabetes at Da Nang Hospital C We also explore the relationship between non HDL-C concentration in people with type 2 diabetes at Da Nang Hospital C Methods: To select 105 people who agreed to participate in the study, diagnosed with type 2 diabetes according to the standard of the Ministry of Health 2017 are being treated at the Department of Endocrinology of Diabetes Hospital C in Danang.