JD Co., Ltd. was established in 2017 based on the shipbuilding business and is currently a marine industry specialized company specializing in manufacturing eco-friendly shipbuilding equipment, managing aquaculture, and developing and selling water drones capable of ocean observation. Our multi-purpose water drone can restore the state of its own in case of capsize in an unstable marine environment, and can observe weather and marine information such as temperature/salinity measurement and video recording/transmission in real time. We have cost-saving design technology based on our design capabilities and rich experience.