Knowledge of process improvement in the production of specific information from documents in both English and Thai. To help reduce the time. The costs of production. Caused by the delay in understanding documents and communications. In addition to this, an analysis of the causes of the problems in each stage by working together with the project management. Manufacturing engineering and project coordinator to provide suggestions to customers both Thai and foreign. Besides, the most important responsibility need to communicate with foreigners in the same area and ายง work in understanding the utmost So the standard in the exam TOEIC > = 650 rate up to contribute to the performance which effectively and make the enterprise profits better.