White filature silk is raw silk. Raw silk is the product obtained after reeling silk from mulberry silkworm cocoons. Commonly known as real silk, machine-reeled silk is also called filature silk, while hand-reeled silk is referred to as native silk. Raw silk becomes degummed silk after degumming. China has a long history of raw silk production, and its modern output ranks first in the world. Raw silk is soft, smooth, and plump to the touch, with good strength and elongation, high elasticity, a soft luster, strong moisture absorption, and is non-irritating to the human body. It is a high-grade textile material that can be woven into various types of silk fabrics with different structures, used for clothing, interior furnishings, crafts, decorations, and more. Raw silk also has very high specific strength,