Silk cotton is a kind of silk fabric, and silk is a kind of natural fiber, also called Tencel, which is a continuous long fiber solidified by silk liquid secreted by mature silkworms when they cocoon. One of the earliest animal fibers used by humans. Silk is one of the products of China's ancient civilization, and the working people in China invented and produced it very early. It is said that Lei Zu, the princess of the Yellow Emperor, began to teach people to raise silkworms. There are many silk books and characters beside them in Oracle Bone Inscriptions.

Silkworm (scientific name: Bombyxmori) is an insect of Lepidoptera, which is the main raw material source of silk and occupies an important position in human economic life and cultural history. Originated in China, South China and Taiwan Province Province, commonly known as silkworm baby or silkworm girl. The English name of silkworm is "silkworm" (meaning "filariasis") because it weaves cocoons with silk. Cocoons are made of 300-900 meters long silk. Today, China's cocoon and silk production and export both account for more than 70% of the world's total, and it has become a cocoon and silk power that can dominate the world's cocoon and silk price trend.