Zhang Fanghong: Born in a family of traditional Chinese medicine, he has a deep understanding of Chinese herbal medicine. Graduated from China Agricultural University, agricultural technology expert, engineer of the former East China Bureau of Agricultural Machinery of the Ministry of Agriculture... Since 1988, he has successively served as the associate researcher of the Biotechnology Center of the Chinese Academy of Agricultural Sciences; Deputy Director of the Exchange Department of the Ministry of Scientific Research, and Vice Chairman of the Agricultural Industry Alliance of Traditional Chinese Medicine. Inventor of liquid earthworm organic fertilizer technology.