Tough training tests help to sort out the very best from the rest

Zhang Zhejing is struggling to remember how to lay out the cutlery on either side of the plate when it comes to the soup spoon and the salad fork.

She has also failed to put the water glass next to the wine glass - a crucial mistake that would not go unnoticed by her two examiners.

Ironing, suitcase-packing, cooking and Western-style table setting, with knives, forks and spoons rather than with chopsticks, were all part of the final test at the International Butler Academy in Chengdu, Sichuan province.