Liangyou is China R404a refrigerant manufacturer. R404a refrigerant is for new freezing equipment and maintained equipment. It is colorless, and has no strange stench. R404a refrigerant is harmless to ozone layer as its ODP is zero. It is used in supermarket reach in refrigerator, cold storage, refrigeration transportation and ice making machine. Our products include air conditioner hose, compressor oil, Freon gas, and air conditioner pipe. These products are CE and DOT certified, and has features of energy saving, high efficiency, and environmental protection. We are in Pearl River Delta, adjoins Hongkong, Macao, and Taiwan, low price refrigerant and automotive cleaner hose for your order, welcome.