How to choose an intelligent sewing machine?

Intelligent sewing disc machine, also known as disc sewing machine, commonly known as seam sewing machine, is a machine that uses sewing thread to sew sweater cuffs. With the help of a sewing machine, the sewing of sweater pieces can be efficiently and quickly completed, greatly improving the efficiency compared to manual sewing.
The opening of the sweater is done on a sewing machine, and the machine number of the sewing machine should match the machine number of the sweater weaving machine. When selecting the machine number of the sewing machine, please refer to the table below. When stitching woolen sweaters, the horizontal sleeve wear is 2-3 rows, and the vertical sleeve wear is 1-2 stitches. When sewing woolen sweaters, a piece of 28x2tex~31x2tex worsted yarn of the same color is commonly used as the sewing thread; When sewing synthetic fiber products, garment raw materials are commonly used as stitching thread. No skewed or overlapping stitches are allowed during the opening process. This is used for shoulder closure and sleeve fitting. The elongation of shoulder seams should be greater than 110%, and the elongation of hanging shoulder seams should be greater than 130%.