Zhengzhou agricultural science and technology ltd. Is registered in 4 houses, 4 509 chau street, zhengzhou new technologies industrial development zone, with legal representatives wang zhihua as market supervision authority, zhengzhou city high technology industrial development zone, and covers general projects: agricultural machinery manufacturing; agricultural forest and fishing machinery parts manufacturing; manufacturing of agricultural and forestry machinery specialized in fisheries and fisheries; manufacturing of specialized equipment for environmental protection; eco-environmental monitoring and monitoring instrument manufacturing; production of office equipment consumables; manufacture of special instrument instruments for environmental monitoring; manufacture of special instrument instruments for agro-forestry and fisheries fisheries; sale of chemical products (other than licensed chemical products); sale of special instrument instruments for agro-forestry and livestock fisheries; forestry hazardous biological pest control services; production of bio-based materials; marketing of plastics; networking technology services; network technology services; network technical services; sale of teaching equipment; agricultural scientific research and experimental development; sale of instrument instruments; sale of paper products; sale of laboratory analytical instruments (in addition to projects authorized by law and on the basis of an autonomous business licence)