Our company has a professional research and development cascade refrigeration, re-design their own staff cascade refrigeration equipment, the development of products with the world advanced level, breaking the ultra-low temperature equipment needs of long-term dependence on imports, making it the world class products a nascent force. The main products are: profile series: -60 ℃ low temperature freezer, -86 ℃ ultra-low temperature freezer, -150 ℃ ultra-low temperature freezer, -60 ℃ to -140 ℃ cryogenic unit, polycold cryogenic trap pump (-135 ℃), Parylene cold trap (-100 ℃), low temperature cold treatment of metal boxes and other cryogenic equipment. The products are widely used in scientific research institutes, universities, aerospace, pharmaceutical, electronics, metal processing industries. Products have been exported all over the country and Turkey, Korea, Singapore, Malaysia and other countries and regions, with a strong price advantage and gradually won the domestic and international market recognition. At the same time customers can design and production of other non-standard cryogenic equipment.