A Belgian firm called Global Sea Mineral Resources—a subsidiary of Deme, a dredging giant—is also keen, and has tested a sea-floor robot and riser system similar to TMC's.
一家名为 Global Sea Mineral Resources 的比利时公司(疏浚巨头 Deme 的子公司)也对此很感兴趣,并测试了类似于 TMC 的海底机器人和立管系统。