The products have passed environmental protection testing and dimethyl fumarate testing, and can provide SGS and DMF testing reports. In 2022, they passed the German DIN55473 certification with high quality requirements in desiccant industry. The company adheres to the business philosophy of "customer first, forge ahead" and adheres to the principle of "customer first" to provide quality services to our customers, and is determined to coexist with customers and win-win.