More than two thousand years ago in our country, Mencius said, "If fine nets do not enter the pools, there will be more fish and turtles than can be eaten."

两千多年前，我国孟子曾说过：“数罟不入洿池，鱼鳖不可胜食也。”意思是，不要用细密的渔网在池塘里捕捞小鱼，这样才会有更多的鱼。