Set up years ago, SONC is a professional manufacturer and also a supplier with strong capabilities in production, design, and R&D. footwear manufacturing machine We will do our best to serve customers throughout the whole process from product design, R&D, to delivery. Welcome to contact us for further information about our new product footwear manufacturing machine or our company.SONC goes through serious quality testing after it is produced. It has been certified under many international standards including CCC, CE, and RoHS.