1. Picking time: The picking time of genuine tea is usually earlier than that of superior tea, and the tender leaves are tender and greener, so the genuine tea is tender and slippery.

2. Processing technology: The production technology of Zhen-class tea is more elaborate, which usually requires more time and labor costs, while the excellent Chaze is relatively simple.

3. Appearance: The appearance of Zhen-grade tea is more perfect, the leaves are more symmetrical, the buds are tender, and the color of tea soup is clearer. However, this high-grade tea in Chaze may have some imperfections.