Freeze-dried Origin

     The lyophilizer originated in the 1920s vacuum freeze-drying technology after decades of ups and downs, and made great progress in the last 20 years. In the 21st century, vacuum freeze-drying technology has become more and more popular with people due to the advantages that other drying methods cannot match. In addition to its wide application in the fields of medicine, biological products, food, blood products and active substances, its application scale and field Still expanding. To this end, vacuum freeze drying is bound to become an important application technology in the 21st century.