What does the double-jet process of Xiangyun yarn mean?

This process is an important process of Xiangyun yarn.

Xiangyun yarn is a kind of fabric that is often used to make women's wear and high-end customized clothing. Spraying is an important process. There are two different ways to spray Xiangyun yarn: front spraying can increase the softness and thickness of Xiangyun yarn, and rear spraying can increase the wear resistance, water resistance and dust resistance of fabric.