05 June 2019
China successfully launched a rocket from a mobile launch platform in the Yellow Sea off Shandong Province on Wednesday, sending two technology experiment satellites and five commercial satellites into space. A Long March-11 solid propellant carrier rocket blasted off at 12:06 p.m. from the mobile platform. It is China's first space launch from a sea-based platform and the 306th mission of the Long March carrier rocket series.
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related (with photo)
China launches first rocket into space from platform at sea

Link to CCTV footage