What are the manufacturers of cryogenic medical equipment?

Xi' an merrick Medical Equipment Co., Ltd. is the general agent of Sanyo's scientific research and medical equipment in Shaanxi, that is, the general agent of Sanyo's scientific research and medical equipment in five northwestern provinces, mainly engaged in Sanyo's ultra-low temperature refrigerators, blood preservation boxes, carbon dioxide incubators, etc. Hailianbo is the general agent of Dalian Sanyo. One is imported and the other is made in China. You should make it clear.