Always striving toward excellence, SONC has developed to be a market-driven and customer-oriented enterprise. We focus on strengthening the capabilities of scientific research and completing service businesses. We have set up a customer service department to better provide customers with prompt services including order tracking notice. shoes making machine We have been investing a lot in the product R&D, which turns out to be effective that we have developed shoes making machine. Relying on our innovative and hard-working staff, we guarantee that we offer customers the best products, the most favorable prices, and the most comprehensive services as well. Welcome to contact us if you have any questions.SONC is designed with a range of protection systems. It is built with overpressure, overload, electric circuits, and loss of voltage protection.