But his food and discount attracted fewer and fewer customers.

As the hostess, she said fibres benefited customers' digestion the most.

Curiosity drove Wang Peng to consult an expert.

Before long, Wang Peng won his customers back.

Wang Peng earned his living by running a barbecue restaurant, which served delicious bacon, fried chicken breast and mutton roasted with pepper and garlic.

In order not to let Yong Hui get away with telling lies, Wang Peng spied on Yong Hui despite her glare. But he was surprised that she was losing her customers, too.

The expert sighed and said, "Both of your menus have weakness and limited strength. Your customers put on weight too easily, while Yong Hui's lose weight too quickly. So, Wang Peng, cut down the fat of your food and increase vegetables and fruits, like nuts, beans, mushrooms, peaches and lemons. You ought to combine the two menus and provide a balanced diet."

Finally, he was in debt. Yong Hui's slimming restaurant served fresh peas, carrots, eggplants, and raw cucumbers with vinegar.