Set up years ago, SONC is a professional manufacturer and also a supplier with strong capabilities in production, design, and R&D. slipper sandal making machine We have professional employees who have years of experience in the industry. It is them that provides high-quality services for customers all over the world. If you have any questions about our new product slipper sandal making machine or want to know more about our company, feel free to contact us. Our professionals would love to help you at any time.SONC has been tested for quality. All its main components, including the gears, pistons, engines and other moving parts, are tested to meet our established standards.