Tish series of containers are suitable for reaction and crystalization of chemical and pharmaceutical industries. The tank body has two or three layers and can be heated and cooled. The inner surface adopts electrolysis mirror polishing;the head(circular)has passed apinning proc-essing;R angle conforms to GMP standard;the mixing device adopts sanitary mechanical of the container adopts polyurethane or pearl cotton,The joints adopt international standard flange,very convenient and sanitary.The outes surface adopts various forms as polishing, sandblasting,etching of cold rolling etc,which make the container show its outstanding quality at any place.The equipment is equipped with the units as CLP cleaning spraying head,mirror and flange quick-open manhole.