"China's first semi-submersible ocean farming platform opens to…

"China's first semi-submersible ocean farming platform opens to public. Appears to have been built by CIMC Raffles, in Changdao county, Shandong province. It's 35x29 m, for a total of 625 m2. It has 7 rooms for visitors.

http://www.cimc-raffles.com/en/list-27-1.html