"Polyurea is a technology, but not a material." So that when we sale polyurea produts, we also take great importance to customer technical services. While providing products to customers, we pay attention to the spray skill training, maintenance reminder, and necessary visit on time. We are well aware that the stability of equipment and operation, maintenance, have big influence on product quality and equipment service life. From the customer's perspective, reduce the rejection rate and machine repairing fee for customers.