The right oolong base is the one that stays expressive after the drink is made. A sample should be judged in the intended beverage format, not only as a dry leaf or hot tea.
Bubble tea and milk tea
For milk tea, start with a rounder tea body or a measured roast profile that can remain identifiable after milk, syrup, ice and toppings. Test the base at the supplier's standard concentration, then record the finished cup volume and dilution.
Fruit tea, lemon tea and sparkling tea
For fruit and citrus drinks, a clean aromatic base can provide structure without covering the fruit. Test chilled tea with the exact fruit, acid, sweetener and ice used in the menu. For carbonation, add sparkling water last and evaluate the drink without excessive shaking.
Cold brew and bottled RTD development
Cold brew trials should record tea weight, cold-water weight, refrigeration time, filtration and serving dilution. RTD development requires additional process and shelf-stability work: extraction, clarification, heat treatment or other processing, package choice and final sensory performance must be assessed together.
A simple buyer test protocol
- Prepare the production brew standard supplied with the sample.
- Split the concentrate into milk tea, fruit tea, lemon tea and cold-brew trials.
- Record tea, water, ice, milk, fruit, syrup and final volume by weight.
- Compare aroma, body, roast, bitterness, finish and appearance after dilution.
- Keep the preferred formula and the conditions needed to reproduce it.
Choose the next FEISHUIJI route
Browse the B2B oolong tea bases, open the tea-base selection guide, or submit a 500 g sample request with your beverage format and target market.
Make the sample useful.
Share your drink format so the application discussion starts with a testable brief.