Chen Guirong's annual income of cage fish culture increases by 1 million.

Guangdong Zhongshan is located in the lower reaches of the Xijiang and Beijiang rivers in the south-central part of the Pearl River Delta, with a coastline of 32.6km, a sea area of 176square kilometers, a shallow tidal flat of more than 160000 mu and an inland water area of more than 200,000 mu.

In 2004, Chen Guirong, a big aquaculture in Banfu Town of the city, had a unique market vision and aimed at the resources of river waters. Due to water conditions, he invested more than 300,000 yuan and established a cage culture base in Modaomen waterway of Xijiang River. 100 cages were set up, which was the first of Zhongshan river cage fish culture. The base has a high yield and rich profits, with a total annual output of about 450t, a total output value of more than 7 million yuan and a net profit of more than 1 million yuan. Chen Guirong dug up the first bucket of gold and became a leader in fish culture in local river cages.