The Deep-sea Resource Development Department has undertaken multiple research projects for the Chinese Academy of Sciences, National key research and development projects, and major scientific and technological projects in Hainan Province. It has successfully developed deep-sea systems with independent intellectual property rights, such as the Deep-sea Remotely Operated Vehicle Shenhaishiziyu, Deep-sea Crawling Operating Systems, an in-situ testing device for deep-sea engineering geology, a large-scale sampling device for deep-sea cobalt crusts, and a deep-sea multifunctional grabber.