On May. 13, CAS Vice President Yin Hejun made an inspection trip to Beihai Station of CAS Institute of Acoustics. Accompanied by the leaders of IACAS, Prof. YIN looked around the beautiful campus of Banhai Station and had a view of the latest research fruits yielded by Beihai Station, such as winch without slide-rings, acoustic submersible buoy, controlling center for underwater safeguard system and so on.

Zhang Shengjian, Station Director made a report of the overall work in Beihai Station and Zhang Chunhua,  Director of IACAS introduced the new application of the underwater security guard which once was used in 2008 Olympiad and the progress of the strategic cooperation between CAS and Qingdao City. After listened to the reports, Yin hejun had a warm talk with the staff members of the station and delivered a significant speech.