This machine is suitable for drying and sterilizing of various glass bottles like penicillin bottles and infusion bottles. It adopts net belt transmission and has step-less speed regulation; stainless steel tube is adopted for heating and hot air circulation heating sterilization is highly efficient with even temperature distribution; the temperature is displayed by the temperature controller with self setting control and automatic record for future references; the cooling area is equipped with class A vertical laminar flow cleaning device, meeting GMP specification.