The "Golden-Phoenix?series liquid nitrogen container made by our company as per the national standard GB/T5458-1997 Liquid Nitrogen Biological Container is widely used with liquid nitrogen (-196 centigrade degrees) as its refrigerant in the fields of animal husbandry, medicine and scientific research for transportation and storage of the frozen sperm, vaccine, cell and microorganism as well as used in the departments of national defense, machinery building, medical treatment, electronics, metallurgy and energy.