MST Co., Ltd. is a company that sells engines, generators, parts and peripherals of German MTU in Korea, and conducts commissioning, service and maintenance as its main business, and is a foreign-invested corporation directly invested by MTU. Based on the belief that the true excellence of a product can be realized only by providing high-quality after-sales service, we are focusing on providing service and customer satisfaction. We will always be with you in the entire process of equipment optimization, from the initial operation of the product, monitoring the commissioning, to commissioning. The service goal of MEST is to provide support so that customers' products can always maintain optimal performance in the process.

1. Defect acceptance and on-site service process support
- Defect reception (customer) → Preparation of service report (signed by customer confirmation) → Customer satisfaction survey
2. Bulletin board function (view technical data)
3. Customer-facing integrated chat window (integrated management)