Introduction to Zhang ChangweiZhang Changwei, male, born in 1976, is from Baoan Township, Suyu District, Suqian City, Jiangsu Province. He graduated with a major in fine arts. In 1998, Zhang Changwei

Introduction to Zhang ChangweiZhang Changwei, male, born in 1976, is from Baoan Township, Suyu District, Suqian City, Jiangsu Province. He graduated with a major in fine arts. In 1998, Zhang Changwei quit his job as a highly paid painter to engage in leech farming. Most of the breeding techniques on this website were summarized on the basis of failures. He plunged into this special and unfamiliar industry from the day he engaged in leech breeding.