In Mexico, the plastic industry has been developed to innovate and compete in the regional, national and global context. This sector has been a key player in national economic development. Its contribution has helped boost sectors that are now strategic for the country, such as automotive, food, electrical and electronics, medical devices, agriculture, as well as construction and housing, among others. This article presents an automation proposal for plastic containers manufacturing company. After an analysis, it was identified different actions to improve the productivity during the process. This actions were classified for it short, medium and large implementation time. Finally, the objective of the proposal is improved a key process because this action represents the plant develop and increase the company utility.