JZB Friction Material.JZB was founded in 2002, is a high-tech enterprise to research and development, production of all kinds of brakes, propellers and wind power braking products and friction materials and rail transportation products.JZB advocate technology as the support, driven by innovation, and actively with Henan University of Science and Technology, Beijing Jiaotong University, Shanghai Institute of Electrical Engineering a number of institutions of higher learning to establish a strategic cooperative relationship, and continue to increase the investment in research and development, annual R & D spending accounted for more than 15% of the sales revenue. The annual R&D expenditure accounts for more than 15% of the sales revenue. At the same time, the company has long relied on the advantages of traditional machinery products, continuous innovation, has successfully developed its own products involving metal wear-resistant materials, polymer wear-resistant friction materials and non-metallic friction materials, related to rail transportation, wind power and semiconductor industry and so on, dozens of products, and successfully realized the commercialization of scientific research results. The main products include: YPZ2 series electric-hydraulic arm disc brake, DSZ series electromagnetic power loss brake, YWZ3B series electric-hydraulic drum brake, YWZ5 series electric-hydraulic drum brake, YWZ9 series electric-hydraulic drum brake, YW series pneumatic drum brake, YWL series electric-hydraulic drum brake, YWK series foot-operated inverter electric-hydraulic drum brake, DYW series free-standing drum brake, and DYW series free-standing drum brake. Brake, DYW Series Adjustment and Maintenance Free Brake, SBD Series Hydraulic Safety Brake, Electric Vane Lock, Locking Disc, Locking Pin, Hydraulic Active High Speed Shaft Brake, Hydraulic Active High Speed Shaft Brake, Hydraulic Active Yaw Brake, Hydraulic Active Yaw Brake, Hybrid Passive Yaw Brake, Hybrid Passive Yaw Brake, Mechanical Passive Yaw Brake, Mechanical Passive Yaw Brake, Friction Material, Locking Pin, Hydraulic Locking Pin, YPZ2 Series Electro-Hydraulic Arm Disc Brake, DSZ Series Electromagnetic Loss of Power Brake, YWZ3B Series Electro-Hydraulic Drum Brake, YWZ5 Series Electro-Hydraulic Drum Brake, YWZ9 Series Electro-Hydraulic Drum Brake, YW Series Pneumatic Drum Brake, YWL Series Electro-Hydraulic Drum Brake, YWK YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWK Series Electrohydraulic Drum Brake, YWW Series Pneumatic Drum Brake, YWL Series Electrohydraulic Drum Brake, YWL Series Electrohydraulic Drum Brake, YWL Series Electrohydraulic Drum Brake, YWK Series Pneumatic Drum Brake, YWL Series Electric Hydraulic Drum Brake, YWK Series Foot-operated Frequency Conversion Electric Hydraulic Drum Brake, DYW Series Adjustment- and Maintenance-free Brake, SBD Series Hydraulic Safety Brake, Speed Booster Lubrication System Mating Ring, Friction Gasket, Ultra-high Performance Engineering Plastic--PET Profile, Yaw Sliding Friction Material, Yaw Sliding Friction Material, Yaw Sliding Friction Material, Yaw Sliding Friction Material.