Managers rely on paper logs and reports without real-time site visibility—lacking objective tools to verify site access, door status, inspection compliance, or environmental metrics.
Warehouse, site, and hazardous area access relies on manual logs and physical keys. Without digital records of entry times and unlocking methods, unauthorized entry or illegal access cannot be detected in real time, making accountability impossible.
Lack of objective evidence to prove on-time, on-site inspection execution. Fake or missed inspections are common, paper logs are easily falsified, and safety hazards are discovered too late.
Unclear zone boundaries and vague access permissions lead to accidental entry or illegal operations. Lacking real-time alerts and active intervention, attributing liability after an accident becomes extremely difficult.
Manual temperature and humidity checks result in delayed, missing, or inaccurate data. Out-of-spec conditions go unnoticed, posing risks to cargo and equipment safety.
Identity Sensing → Data Notarization → Metric Modeling → Business Integration. Four steps to turn site operations into controllable, auditable data assets.
(1).jpg)
Deploy smart locks and LoRa gateways on doors across warehouses, job sites, and hazardous zones. Capture user IDs, unlock methods, entry times, and door status to the cloud in real time for a trusted control baseline.
Deploy smart locks and LoRa gateways on doors across warehouses, job sites, and hazardous zones. Capture user IDs, unlock methods, entry times, and door status to the cloud in real time for a trusted control baseline.
Fully wireless and self-powered for quick plug-and-play setup and flexible site deployment.
X-10L Temperature & Humidity Sensor Dual-mode Bluetooth sensor built with rugged PC material and IP67 waterproof protection. Equipped with a 4800mAh battery offering over 3 years of battery life. Stores over 8,000 offline data records (blind-spot storage) for accurate temperature and humidity monitoring in bulk freight and trailer transport.
.png)
A-612LV is an AI-powered radar smart padlock engineered for high-value cargo security in open transit.
Supports multi-mode unsealing, solar charging, anti-tamper alarms, and 8,000+ offline logs. Built with IP67 aluminum alloy (168×69×42.8mm, 4,800mAh) for secure warehousing, construction sites, and outdoor assets.
L666N is suitable for various scenarios such as warehouses, trucks, and outdoor facilities. It features BLE 5.2 and multiple unlocking modes, supports remote control via APP, is IP67 waterproof and dustproof, stores over 8000 blind spot records, and provides real-time anomaly alarms, effectively strengthening the security defense line.
Built around Digital Keys, Smart Inspections, Hazardous Zone Control, and Environmental Monitoring to deliver trusted site data services for managers.
Powered by five core modules—Digital Keys, Smart Inspections, Hazardous Zone Control, Environmental Monitoring, and Alarm Center. Open APIs | Unified Portal
Share your operational scenarios, cargo categories, and control challenges. HHDlink team will design a complete plan for you.
Construction Site Access Control and Management 
Smart Construction Site Management Platform 
Multi-Party/Multi-Site Warehouse Management and Security Platform 
Smart Construction Site Safety Management System .webp)
Area Access Control Management 
Electrical Cabinet Management System 
Management Cabinet 
Warehouse Safety and Supervision/Monitoring System.