QINGDAO, Sept. 20 -- The navy under the Chinese PLA Northern Theater Command is holding Open Ship Day Events in Qingdao City, east China's Shandong Province, from September 19 to 22, during which Type 052D guided-missile destroyer Kaifeng (Hull 124) and Type 054A guided-missile frigate Linyi (Hull 547) are open to the public.

During the events, visitors can tourthe warships and take part in hands-on naval activities.