Laboratory freeze drying machine is a vacuum freeze drying equipment for colleges and scientific research laboratories. Because of its small size and strong flexibility, it is convenient for freeze drying experiments of various materials and medicines. LABOAO manufactures and provides a wide range of economical and general purpose general-purpose, gland-type caps for drug stoppers in vials, multi-manifold models and T-frames for experiment with eggplant flasks, and easy to operate in-situ products.