International Conference on Applied Science and Technology on Engineering Science 2021 (iCAST-ES 2021) is the fourth of an international conference organized by State Indonesian Polytechnic Forum. iCAST-ES 2021 is part of iCAST 2021 that focus on engineering science. 

The accepted and presented papers will be considered for publication in IOP Conference Series.

Topics of Interest (iCAST-ES 2021)
We invited authors to submit paper in the following topics of interest, but is not limited to:

• Civil Engineering Advancements for Sustainable Infrastructure
• Innovate and Applied Mechanical Engineering to Support Sustainable Industrial Revolution
• Intelligence System for Sustainable Electricity and Informatics Engineering
• Renewable Energy System and Smart Grid Technology
• Control System, Robotics, Mechatronics and Automation.
• Food Processing and Technology
• Physics Technology, Chemical Engineering and Basic Engineering Science