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| Links in rice supply chain | Key data classifications |
| Main information | Basic information | Environmental information | Hazard information | Transaction and price information |
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| Plant | Identity information of growers; planting license information; contact information; business license information (optional) | Seed source; rice varieties; origin information; planting and harvesting time; pesticide and fertilizer information and use records | Pictures of rice growth cycles; real-time ambient temperature; real-time ambient humidity; actual illumination intensity of environment; soil moisture content | Pictures of rice growth cycles; real-time ambient temperature; real-time ambient humidity; actual illumination intensity of environment; soil moisture content | Seed price; fertilizer price; total cost; selling price; collect and store enterprise information |
| Acquisition and storage | Acquisition | Enterprise name; business address; corporate information; person in charge of relevant links; license information; enterprise contact information | Pesticide sampling inspection records; transgenic or not | None | Mycotoxin: fumigant and insecticide residues | Grower information; purchasing price; drying, impurity removal, storage, and other costs; selling price; processing enterprise information |
| Dry | Drying method; moisture content before drying; moisture content after drying | Real-time ambient temperature; real-time ambient humidity |
| Impurity removal | Impurity content; impurity removal rate |
| Storage | Inventory number; product source; warehousing time; delivery time | Ambient temperature, humidity, oxygen concentration, carbon dioxide concentration, and various toxic gas concentrations produced by long-term storage |
| Machining | Removing the husk | Enterprise name; business address; corporate information; person in charge of relevant links; license information; enterprise contact information | Ridge and valley mode (brand of ridge and valley machine); roughness; shelling rate | Real-time ambient temperature; real-time ambient humidity | Mycotoxin: broken needle foreign body; chemical reagents; heavy metals | Processing cost; processing price |
| Rice milling | Rice milling method (chemical method/mechanical method); whole meter rate; broken rice rate |
| Color selection | Color separation accuracy; bringing out the ratio |
| Polishing | Polishing rate |
| Packing | Product package number; product batch number; product quality information |
| Storage | Name of warehousing enterprise; address of storage enterprise; corporate information | Inventory number; product source; warehousing time; delivery time | Ambient temperature, humidity, oxygen concentration, carbon dioxide concentration, and various toxic gas concentrations produced by long-term storage | Mycotoxin | Storage cost; storage price |
| Transport | Name of logistics enterprise; address of logistics company; information of the person in charge of transportation | Means of transport; place of departure; departure time; destination | Ambient temperature inside the vehicle; ambient humidity in the vehicle; oxygen/carbon dioxide concentration in the vehicle | Fungi and toxins produced by temperature and humidity metamorphosis | Logistics cost; logistics price |
| Sale | Merchant name; shop address; information of the person in charge of the store; business license information; business contact information | Product name; product quantity; purchase time; purchase number; shipping time | Sales environment photos | None | Purchasing price; selling price |
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