VERTCRS["China_Geodetic_Coordinate_System_2000",
    VDATUM["D_China_2000"],
    CS[vertical,1],
        AXIS["ellipsoidal height (h)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["China - onshore and offshore."],
        BBOX[16.7,73.62,53.56,134.77]],
    ID["ESRI",115705]]