Jinhua Gafle is one of the leading refrigerant gas r404 manufacturers and suppliers in China,Website:://.gafle168.com, providing with the products free sample, welcome to wholesale our low price and customized bulk r404a made in China and check the quotation with our factory. R404a Specifications:  1,material :R125 R143a R134a  2, application:substitute for R22 and R502  3, low