This short presentation tells the story behind Huangxin Autoparts, a manufacturer of wheel, hub, leaf spring, and suspension components since 2005. Watch how their cold and hot heading production lines turn raw steel into wheel bolts, nuts, spring pins, U-bolts, and center bolts. The video walks through their facility, shows key manufacturing steps, and explains how they handle custom drawings, samples, and OEM projects for cars, buses, and heavy-duty trucks.