Lin'an E-COOL Refrigeration Equipment Co., Ltd. (E-COOL Manufacturing Co., Limited) is specialized in the production of R11, R12, R134A, R141B, R412B, R22, R290A, R401A, R402B, R404A, R406A, R407C, R410A, R415B, R417C, R502, R507, R600A, etc. Besides we have welding tools for refrigeration. MAPP gas & propane MAPP pro are our superior products in China. We have accumulated much experience in business and have developed into one of the most prominent and largest suppliers and producers of ...