Maybe 656?Source here.
A missile brigade learns to identify potential OPFOR ships:
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Apparently, the ship on the frame in the background is the USNS Howard Lorenzen. On Aug 3rd this ship left Yokohoma to monitor PLA activities in light of Pelosi's visit to Taiwan.
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Chinese media identified the missile brigade as equipped with CJ-100 (aka DF-100), and practiced striking naval targets.
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