No chemicals in his strawberries

French-trained farmer uses biotechnology to cultivate his fruits.

Wang Mian, 33, closely examines a crop of tomatoes growing inside a vast greenhouse in a Beijing suburb.

The tomatoes are a healthy green, and some have started turning red. The greenhouse is part of a larger, 294,000 square meter farm. In total, there are 38 greenhouses, and all of the fruits and vegetables are grown without pesticides and other chemicals commonly used by Chinese farmers.