Although there are many varieties of wool, they can be mainly divided into four categories: wool, fine wool, pattern wool and factory-specific knitted wool.
1. Thick wool: The linear density of the strands is about 400 tex, generally 4 strands, and the linear density per share is about 100 tex. The high-grade coarse wool of pure wool is spun from fine wool and is expensive. The medium-coarse yarn of pure wool is made of medium wool. This kind of yarn has thick yarn count, good strength and full hand feeling. Knitted sweaters are thick and warm and are generally used as winter clothing.
2. Fine wool yarn: The linear density of the strand is 167-398 special, and it is generally 4 strands. There are two kinds of products: twisted yarn and spherical yarn (tufted yarn). This wool line is smooth, soft to the touch and beautiful in color. It is mainly used to knit into thinner sweaters, which are light and fit, and are used for spring and autumn seasons, and the amount of wool is less.
3. Color wool: This product has a wide variety of colors, and the varieties are constantly renovated. For example, gold and silver clips, printed clips, large and small beads, loops, bamboo knots, chains and other varieties. After being knitted into sweaters, each has a special charm.
4. Knitting wool: generally 2 single yarns are plied, mostly used for machine knitting. This knitted sweater is characterized by light, clean, soft and slippery.


