LOCHAIN MARINE TECH CO LTD

Underwater Drone Solutions for Search & Rescue

Transforming the most dangerous rescue missions with advanced underwater robotics

Zero Visibility

Urban water bodies are often turbid with poor visibility. Divers face complete darkness with Large amounts of sediment hidden beneath.

Entanglement Hazards

Divers risk getting stuck in mud, or caught and cut by fishing nets, hooks, and traps.

Strong Currents

Special environments include fast-flowing rapids and hidden undercurrents beneath the surface.

Ice & Cold Water

Winter ice rescues are extremely dangerous. Rescuers quickly become stiff, with reduced flexibility and judgment.

Communication Barriers

No verbal communication underwater. With zero visibility, hand signals don't work. Only signal ropes with pull counts.

Psychological Stress

Many rescuers report significant psychological pressure. Some close their eyes and work by touch alone to overcome fear.

Rescuer Casualties

Due to high difficulty and danger, casualties during rescue missions occur frequently. Avoiding water casualties is urgent.

Decompression Requirements

45 minutes of deep diving may require 3 hours of decompression, with no diving allowed for two days afterward.

Our ROV Rescue Solutions

Underwater Search & Rescue (SAR) Drones

Extreme Depth Capability

SAR ROVs can dive to hundreds of meters underwater, unaffected by pressure and cold, operating 24/7—impossible for humans.

Disaster Response Underwater Robots

Rescuer Safety

Deploying ROVs avoids prolonged underwater exposure for rescuers, reducing danger and decompression sickness risk.

Salvage & Recovery ROV Systems

Navigation Sonar

With advanced navigation sonar, ROVs become eyes in the darkest waters, overcoming zero visibility in turbid conditions.

underwater rescue drone

Underwater Terrain Mapping

Quickly and intuitively understand underwater topography and potential hazards, making zero visibility no longer an obstacle.

search and rescue ROV

Personnel Shortage Relief

ROVs alleviate the shortage of professional rescuers. No need for multiple divers alternating shifts.

underwater salvage drone

High Efficiency

Search a football field-sized area in a fraction of the time. Portable deployment requires only 2-3 people in field operations.

Extreme Environment Operations

Contaminated Waters
Sewage treatment plants, mines, nuclear power stations—wet suits offer no protection. ROVs operate safely where humans cannot enter.

Ultra-Deep Water 
At 60m depth, 30 minutes of work requires decompression chamber time. At hundreds of meters, human work is nearly impossible—ROVs make it possible.

Connect with our marine equipment specialists today

Tell us about your rescue, engineering, or energy exploration needs. We'll match you with the right underwater robot or bionic system.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.