99精品久久99久久久久 I 国产精品乱码毛片在线人与 I 欧美亚韩一区 I 韩国av精华合集3小时 I 久久噜噜噜精品国产亚洲综合 I 久久久久久夜精品精品免费 I 五月天色片 I 免费成人在线观看动漫 I 日韩国产亚洲高清在线久草 I 成人奭片免费观看 I 少妇性i交大片免费 I 日日草夜夜草 I 欧美日韩在线二区 I 日本香蕉视频在线观看 I jzjzjz亚洲丰满少妇 I 黄色成人小视频 I 婷婷午夜激情网 I 日本特级a一片免费观看 I 蜜桃视频一区二区 I 僵尸世界大战2在线观看高清 I 人妻少妇精品无码专区漫画 I 天天碰夜夜操 I 国产玉足榨精视频在线观看 I 欧美日韩免费一区中文 I 一级黄色片看看 I 污片在线看 I gogogo高清免费观看在线视频 I 少妇人妻精品无码专区视频 I 视频久久免费 I 国产亚洲精品久久久 I 欧美影院成人 I 欧美丰满嫩嫩电影 I 四虎精品一区二区永久在线观看 I 火影黄动漫免费网站 I 日韩av电影手机在线

ENGLISH
Language:
Location: Home > News > Industry News

Unibioche is a combination of research and development,prouduction and sales, not only provides a series of healthy and natural food ingredients,but also offers comprehensive servies and marketing imformation.

Tea Aroma Chemistry

2015-07-10

Classification of Tea Leaves


?According to the processing methods, tea leaves are divided into six basic tea types: Green Tea, Black Tea, Oolong Tea, Dark Tea, Yelow Tea, White Tea


Type of Tea     Production Process

Green tea        Fresh leaves Fixation Rolling - Drying

Yellow tea       Fresh leaves -Fixation- Rolling- Fermentation- Drying

White tea        Fresh leaves-Withering-Drying

Oolong tea       Fresh leaves-Withering-Tossing-Fixation-Rolling-Drying

Black tea          Fresh Leaves-Withering-Rolling-Fermentation-Drying

Dark tea           Fresh Leaves-Fixation-Rolling-Mosturizing-Drying


?Green tea focuses on  fixation process   

Oolong tea focuses on tossing process

Yellow tea focuses on fermentation process

White tea focuses on withering process

Dark tea focuses on piling process

?Because each tea has different the production processes, it leads to different characteristic and flavor components, forming many tea varieties.