1. Selection of raw materials: high-quality instant tea should be selected from fresh leaves and buds, after picking, killing, kneading, drying and other processes.
2. Production process: the production process of instant tea includes steeping, extraction, concentration, spray drying, screening and other steps.
3. Quality testing: Instant tea needs to go through strict quality testing, including appearance, aroma, color, taste and other aspects of the test.
4. Packaging and labeling: the packaging of instant tea should comply with the national standards, and labeled with raw materials, product specifications, production date, quality assurance period and other information.
Overall, instant tea must meet the national standards, with good color, aroma and taste, and harmless to human health.