1. Company Introduction
LONGZHONG HOLDING GROUP CO.,LTD.(CNLZ) was established in 1988, which is specialized in braking system for commercial vehicles and two-wheelers. The leading products are automatic slack adjuster, air disc brake(Brake Caliper), brake pad, brake disc for bus, truck &trailer as well as brake disc for motorcycles and bicycles.
With more than 30 years' endeavor, CNLZ has taken one leading position in the industry;its automatic Slack Adjuster and brake caliper have been listed in National Torch Program. And CNLZ is one main drafting unit for the industry standard of CJ/T 242-2007-External automatic slack adjuster for city bus, QC/T 781-2007- braking disc for motorcycles and scooters. In addition, CNLZ is also involved to making the standard of CJ/T 240-2006-air disc brake for city bus and national standard of CB12676-2014--Technical Requirements and Testing Methods for commerical vehicle and trailer braking system.
2. Product Overview
3. Performance Parameters







LONGZHONG HOLDING GROUP CO.,LTD.(CNLZ) was established in 1988, which is specialized in braking system for commercial vehicles and two-wheelers. The leading products are automatic slack adjuster, air disc brake(Brake Caliper), brake pad, brake disc for bus, truck &trailer as well as brake disc for motorcycles and bicycles.
With more than 30 years' endeavor, CNLZ has taken one leading position in the industry;its automatic Slack Adjuster and brake caliper have been listed in National Torch Program. And CNLZ is one main drafting unit for the industry standard of CJ/T 242-2007-External automatic slack adjuster for city bus, QC/T 781-2007- braking disc for motorcycles and scooters. In addition, CNLZ is also involved to making the standard of CJ/T 240-2006-air disc brake for city bus and national standard of CB12676-2014--Technical Requirements and Testing Methods for commerical vehicle and trailer braking system.
2. Product Overview
1 | Annual Capacity of Brake Caliper (pcs) | 200,000 |
2 | Assembly Lines for Brake Caliper | 2 |
3 | Laboratory | CNAS Accredited (ISO/IEC 17025) |
4 | Software | AutoCAD,UG, Inventor etc. and PLM implemented |
5 | Development Mode | Design based on Customers' vehicle parameters or produced as per drawings,. |
6 | Types of Automatic Brake Calipers | 22.5", 20", 19.5"&17.5" |
3. Performance Parameters






