At the end of December, the manufacturing of the 40 filling head water production line for a Thailand customer was completed, and the commissioning operation was successfully completed. Customers send their company's engineers to sheenstar for inspection and learning. sheenstar engineers first ran the entire production line for the customer, and then introduced the use of each machine to the customer in detail, and demonstrated on-site operation. The customer engineer also studied very carefully. After several days of learning, he was able to run the entire production line proficiently. The customer engineer is quite satisfied with sheenstar machine and service, thank the customer for their approval.