“FOR BALLAST TK. OIL TK DRAFT REMOTE LEVEL
MAKER:SHANGHAI JIANGNAN CHANGXING HEAVY INDUSTY CO,LTD
AIR PURGE TYPE
DWG NO.FM-53 7M080053JB” “AIR PURGE UNIT
JIA-31670 MLF6” SHANGHAI JIANGNAN CHANGXING.AIR PURGE TYPE.JLA-31670 MLF6