In plastics and rubber products, it is used as an internal and external lubricant, release agent, brightener, dispersant and antistatic agent. It is used as an internal lubricant in the production of rigid PVC, UPVC sheet, profiles, pipes and pipe fittings, which makes the surface of the finished products smooth, bright and without spraying frost, and has a certain plasticizing modification effect on PVC resin. It is used as a drip and antifogging agent in plastic films, as an emulsifier for industrial silk oils and as a lubricant for textiles. It is an indispensable lubricant in the complex stabilizer, and can be used as a combination agent for the dispersion cutting of latex and the synthesis of paraffin. Glycerol monostearate is the largest variety of food emulsifier, is an internationally recognized non-toxic, harmless and very effective food additive, and is widely used in all kinds of food processing.