Commercial Security Category:Access control devices, alarms, CCTV, iDVR, closed-circuit television, monitors, video access control systems, identity verification equipment, locks, safes, security service equipment, security sensors, voice-activated devices, and wireless remote‑control security devices

National Security Equipment Category:Vehicles, armored vehicles, communication equipment, reconnaissance and disposal devices, uniforms, courtroom equipment, biometric devices, traffic control equipment, radar systems, rescue equipment, radiation detection and treatment devices, weapon simulators, roadblocks, drug detection devices, X-ray inspection equipment, surveillance and anti‑surveillance devices（Copyright of this content belongs to Juzhan. Reproduction without permission is prohibited）

Firefighting and Rescue Equipment Category:Fire extinguishing equipment, fire engines, water‑based fire‑rescue equipment, fireproofing products, fire alarms, emergency alert systems, fire ladders, defibrillators, oxygen cylinders, firefighting respirators, early warning systems, fire prevention systems, evacuation equipment, fire extinguishers, radios, radio stations, fire safety training and education systems, fire pumps, fire‑rescue tools, gas detection devices, command and control systems, fire hoses, emergency transport vehicles, fire sprinkler trucks, environmental protection equipment, fire department supplies, fire‑drill equipment, and high‑pressure water nozzles

Health and Personal Protective Equipment Category:Personal protective equipment, head and ear protection, arm and hand protection, foot protection, protective clothing (for chemical/biological/high‑temperature/special weather conditions/life jackets), marking devices, specialized signal lights, safety guidance equipment, protective gear for high‑altitude environments, work‑safety supplies (ropes, hooks, etc.), ladders/scaffolding, specialized containers, first‑aid equipment (medical), protective gear for high‑risk occupations, safety equipment for construction and outdoor work, sterile environments and professional disinfection equipment, air‑pollution treatment devices, waste‑recycling systems