One big problem that is causing headache to foreign investors is how to maintain good relationship (Guanxi) with the local staff.

让国外投资者头疼不已的一个大问题是， 该如何与当地员工维持良好的关系。

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The continued lack of a solution for the battery problem is causing a headache for Boeing and the airlines who have had to cancel their 787 flights.

BBC: A Boeing 787 at Farnborough air show

This adds risk to the stream of securitised income, as well as causing another financial headache when fleets of leased cars revert to the manufacturers every six months.

ECONOMIST: Detroit's nine lives

He was quoted Tuesday as saying that a longer version of the Airbus double-decker A380 would be a very big hit with his airline, especially with high fuel prices currently causing a major headache.

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