Production auxiliary materials are items that must be added during the production process.

Auxiliary materials refer to substances with a small dosage and high nitrogen content in the cultivation substrate, used to increase the nitrogen content in the cultivation substrate, such as rice bran, wheat bran, various cake fertilizers, poultry and livestock manure, Soy flour, corn flour, etc.

The categories of auxiliary materials are very wide, the main categories include heat transfer materials, embroidery, diamonds, heat transfer materials, lace, beads, tubes, sequins, buttons, zipper pullers (zipper pullers), hardware accessories, threads, linings, trademarks, tags, beads, threads and buckles Wheel tools and equipment, etc.

Extended information:

Accessories were rarely used in ancient Chinese clothing, mainly ropes. In the image of Tang Feitian, Feitian’s fluttering ribbons are the ultimate expression of ancient accessories decoration.

The excipients became an industry after the reform and opening up. Until China's reform and opening up, people's impressions of accessories were just buttons, corns, and rubber bands in the chicken feathers exchange for candy.

With the development of clothing after the reform and opening up, button companies began to produce buttons in Jiashan, Qiaotou and other places in Zhejiang. Companies from Taiwan and Hong Kong also came to the country to invest and build factories to produce accessories.

Baidu Encyclopedia-Excipients