Planting management office. According to the inquiry method, official website shows that the vegetable growing companies are managed by the planting management office, which regulates and organizes the implementation of planting development plans, policies and measures, guides the adjustment of planting structure layout and standardized production, is responsible for the supervision and management of chemical fertilizers and pesticides according to law, is responsible for the production quality and safety management of grain and vegetable products, and is responsible for emergency management of major plant epidemics such as plan management, emergency drills, evaluation and early warning, and epidemic disposal.