After-sales repair
To build a century-old brand and the most reliable sewing brand in the world
Adjustment methods for skipped stitches and broken threads
Method for Adjusting the Winding Quantity of a Winder
Adjustment method for skipped stitches and broken threads
Solutions for Unstable and Incomplete Wire Cutting
Encoder Angle and Upper Stop Needle Position Adjustment Method
Dual-knife tool holder positioning and stepper crank positioning
Dual-step thread-cutting distance test adjustment
Two-step thread-cutting angle adjustment
Dual-step encoder angle and upper stop pin position adjustment
Thread-cutting distance test adjustment
Thread-cutting angle adjustment
Adjustment of the stop needle position on the Hulong encoder
Official Website
Subscription Account
Video Account
TikTok account