In conclusion, the Ek – Chai Distribution system (Tesco Lotus) problem solving: a case study of Ek – Chai Distribution system (Tesco Lotus) Lamlukka Distribution Center Branch. The company needs to analyze many factors both transportation management system (TMS plan) and the number of pallets. It will be able to consider risk factors or opportunity to improve traffic flow, because the company have a lot of store (extra, hypermarket, department store, supermarket and express) for sent the product by transportation of company. In addition, we are a managed route of transportation. This will directly affect to cost of transportation. Furthermore, Re-cluster to North zone 4 trips per day and 1 central area.