An online survey was conducted in Vietnam to study consumption of bottled green tea. The key findings were:
- Tra Xanh 0 Do, C2 and O Long Tea Plus were the most recognized brands.
- Television commercials and point-of-sale displays were effective for building brand awareness.
- Tra Xanh 0 Do and C2 dominated the bottled green tea market with the highest market shares.
- Most Vietnamese chose bottled green tea brands based primarily on flavor.