The first closed loop aquaculture technology exchange seminar, sponsored by the Special Aquaculture Engineering Branch of the Chinese Society of Agricultural Engineering and co organized by the National 863 Key Project - Factory Seawater Aquaculture Complete Equipment and Pollution free Aquaculture Technology Research Group, was held in Qingdao from October 24 to 26, 2008.

The chairman of the company, as an outstanding entrepreneur in the manufacturing of water treatment system facilities and equipment, represented our company as a member unit of the China Agricultural Engineering Society at this conference. The theme of this conference is closed-loop aquaculture - new concepts, new technologies, and new methods. At this meeting, General Manager Sun Jianming gave a report on high-efficiency aquaculture technology using closed-loop water and exchanged ideas with experts.

This exchange seminar fully demonstrated the research and application status of closed-loop aquaculture in China, summarized the experience and lessons of closed-loop aquaculture in China, and proposed ways and methods for developing closed-loop water; Through this exchange and learning, it will be more conducive to promoting the development and progress of China's aquatic engineering discipline and industry.