Gelonghui reported on December 19 that Xi'an Tianhe Defense Technology (300397.SZ) stated on the investor interaction platform that its subsidiary Tianhe Haifang possesses underwater autonomous vehicle related products, which are dual-use for military and civilian purposes. These vehicles can carry different Sensors to perform various tasks underwater, with main clients including research institutions and mapping organizations. The vehicle is an underwater Siasun Robot&Automation capable of long-term submerged operation and Self-Driving Cars, relying on its own Energy and autonomous control, executing combat or ocean exploration tasks by configuring mission payloads, and able to accomplish autonomous recovery and repeated use.