A/c reportedly Air France 777-300ER F-GSQF.
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On Jul 19th 2015 Boeing identified the main gear panel as belonging to Air France's Boeing 777-300 registration F-GSQF which had departed Shanghai as flight AF-111. The part does not belong to the gear structure itsself but to the mechanism that opens and closes the gear doors.
The incident is treated with utmost concern and urgency, a service bulletin has already been released and the changes have already been implemented in the production line of Boeing 777s.
Incident: Air France B773 at Shanghai on Jul 13th 2015, dropped gear panel
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