In addition, the 20mm Crimp Top Aluminum Closures uses a unique production process, whether it is the mass production of Crimp Cap, the compounding of Septa, or the automatic mass merger of Closures, which demonstrates Aijiren¡¯s production strength as a manufacturing company. The use of exclusive leading technology, automated production, and strict quality inspection have made Aijiren a well-known supplier of chromatography consumables in China.