How Does a Programmable Machine Ensure Accurate and Precise Sleeve Joining? Ningbo Sanhexin Automation Co., Ltd. is a renowned manufacturer specializing in differential and synchronous feeding sewing machines, particularly for sleeve joining in garments such as suits, Tang jackets, tweed coats, casual wear, and trench coats. The advent of programmable machines has revolutionized the garment manufacturing process, especially in the critical operation of sleeve...