Ningbo Excellent New Materials Co Ltd,brand as "HAMAG", was founded in 2005. Started from high quality HPLC autosampler vials, Hamag is now a production-oriented enterprise integrating R&D, design, production and sales. With a factory area of more than 7,000 square meters, nearly 90 employees, a 100,000-level dust-free purification production workshop and international advanced automation equipment, Hamag can meet the development and production requirements of products in this field in terms of high purity and high cleanliness. We have passed the 1509001:2015 version quality management system certification.