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Hangzhou Kejie Environmental Protection Co., Ltd., a company specializing in the design and manufacture of cryogenic air separation and oxygen production equipment, has recently observed an increasing

Imagine being out at sea, perhaps on a luxury cruise, enjoying the vast expanse of the ocean and the fresh salt air. But then, you realize that you need oxygen therapy to help with a respiratory condi

Hangzhou Kejie Environmental Protection Co., Ltd. has successfully designed and manufactured a new cryogenic air separation system to meet the growing demand for the production of very low-temperature