To meet the market demand, we have developed five products including Small Jiaolong Submersible (customized model), handheld underwater camera, towed underwater camera, Flying Fish Mini ROV and the net washing machine along with four systems, namely the intelligent water quality monitoring system, intelligent net cage monitoring system, factory farming system and the benthos observatory system. We have applied 15 patents and have formed the first enterprise standard for ROV in China. We have our representatives in different provinces and the water conservancy system. The products have been successfully applied to Dalian Zhangzi Island, Huangdao Fisheries Bureau and Yellow Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, etc. Our Flying Fish Mini ROV is the only equipment that can stay for long time underwater in Hunans sunken vessel salvage.