Zhejiang Kingstone Fluid Equipment Co.,ltd. was founded in the last century 90 's, is a comprehensive enterprise specialized in R & D, design, production, sales and service. After many years of development in the health industry has formed its own quality management system. Products to comply with the GMP and FDA specification requirements, the development of high-end sterile diaphragm valve to meet the needs of the pharmaceutical industry.KST.company actively introduce domestic and foreign advanced production equipment and manufacturing process. Products strictly according to ISO, DIN, IDF and 3A, and other industrial standards ..... ....