Knowledge of cosmetic lotion pump bottle: 　　 1. Dispensers are divided into two types: tie-type and screw-type. In terms of function, they are divided into spray, foundation cream, lotion pump head, aerosol valve

Do you need to pay attention to any details in the design of a heart shaped boxes for chocolate packing? Are there common things in the process of subsequent printing? What should be paid special attention to? This is an

Manufacturers can directly complete the design of glass jars candles, and then find one of the enterprise processing merchants to carry out economic cooperation, so that the cost management of mass production processing

1. The content of ultra-fine powder in glass jars candles is too high, and the fine particles are too intense in the initial stage of the reaction, forming a layer of foam around the particles, which is difficult to clar

Automatic liquid soap dispenser, also known as soap dispenser or soap dispenser, features automatic and quantitative hand washing liquid. This product is widely used in public toilets. You can use soap to clean your hand