How much can a 50-acre sea cucumber circle earn a year?

Between 500000- 1000000. The profit rate of sea cucumber farming is 30%, which means that if you invest 100 yuan, you can earn 130 yuan and 30 yuan net profit, and the actual profit per mu is between 10000 yuan and 20000 yuan, then the profit of 50 mu is 50- 100000 yuan. Sea cucumber is a marine echinoderm that lives at the seaside to 8000 meters. It has a history of over 600 million years. Sea cucumbers feed on algae and plankton on the seabed. Sea cucumbers are covered with thorns and are widely distributed in the oceans of the world. There are many kinds of sea cucumbers along the coast of the South China Sea, about 20 of which are edible. Sea ginseng, bird's nest and shark's fin are equally famous, and it is one of the eight treasures in the world. Sea cucumber is not only a precious food, but also a precious medicinal material.