This standard specifies the technical requirements, test methods, inspection rules, etc. for polyvinyl chloride heat shrinkable films and sleeves. This standard applies to heat shrinkable films and tubes formed by the bubble tube method using polyvinyl chloride resin, plasticizers and various additives as raw materials. This product has the property of shrinking when exposed to heat and can be used for insulating packaging of electrical appliances and electronic components, packaging of general items and packaging for food contact, etc.