Anhui Zhongke Optic-electronic Color Sorter Machinery Co, Ltd. is an enterprise specializing in the R&D, production and sales of intelligent sorting equipment. The company is located in Hefei, China, the factory covers an area of ​​150,000 square meters. After more than 20 years of development, Zhongke has become a large optical sorter production base with more than 800 employees and annual sales revenue of more than 100 million dollars. AMD brand – pursuit of excellence and commitment to development.

AMD is in the TOP3 Chinese manufacturers of optical sorters. The very high position in the ranking is the result of AMD's presence in over 100 countries and regions.