They had to resist heavy pressure from a one-off depreciation lobby.

She said Chinese authorities might conceivably consider engineering a small one-off depreciation of the yuan.

Traders view any one-off depreciation as extremely unlikely, partly because it would anger China's major trading partners.

Special depreciations - one-off depreciations may be entered into the system outside of the normal depreciation routines.

Few in the market think there's a serious chance of a one-off depreciation of the yuan, partly because it would provoke strenuous protests from China's trading partners.

We expect a one-off depreciation through a re-centering of the mid-point of the band in April, which may even be widened,' analysts at Nomura say in a note.

Returns from the joint-venture were below that for the previous period due to a one-off depreciation charge relating to a write-down of assets disposed of in the re-positioning and expansion of the airside Kiwi Cafe.