One man's good earth

He has been plugging the sustainable message for the last 10 years, and his birds and his squashes are famous for their quality. Fan Zhen learns more about one man's vision for a better, safer world of food.

For the last decade or so, Lin Jian has been living a double life.

On weekdays, 9 to 5, he works as a logistics manager in a State-owned shipping company. After work, he delves into a world of agricultural research. And on weekends, he drives across town to a suburb of Beijing where he puts on his farmer's hat.