Single screw extruder has been granted with a number of qualifications and internationally authoritative certifications. As the certifications being required vary by the country of origin and the intended sales markets, please consult our Customer Service for the specific certifications. Product testing and certification do not in themselves produce high-quality products, but they ensure a quality assurance process for the design and manufacture of the product. And these products have been tested typically have testing marks. In Nanjing Tengda Machinery Co., Ltd., quality standards go beyond testing procedures and look at the quality of product design and manufacturing practices.

TENGDA has its unique business mode in supplying high quality extruder machine suppliers. TENGDA's single screw extruder is various in types and styles to meet the different needs of customers. TENGDA tsh-plus laboratory extruder is manufactured under improved production process and advanced production technology. Constant research and development of products, upgrading, and providing customers with the best tdh twin screw extruder is the company's purpose.

We regard customer satisfaction as a core part of our business. We aim to exceed our customers' expectations while meeting their needs and providing professional services.