Guangdong Offshore Aquaculture Monitoring Buoy Maintenance Project

Guangdong Zhuhai Certain AtoN Buoy Maintenance Project

Guangdong Zhuhai Certain Fishing Port Dedicated Buoy Maintenance Project

Guangdong Zhuhai Certain Fishing Port Approach Channel AtoN Emergency Maintenance Project

Guangdong Certain Sea Area Comprehensive Meteorological, Hydrological, and Water Quality Monitoring Buoy Maintenance Project

Guangdong Lufeng Certain Sea Area Dedicated Buoy Maintenance Project