Black tea: It belongs to fully fermented tea.

Green tea: It is made without fermentation and retains the natural substances of fresh leaves.

Oolong tea: Also known as green tea, semi-fermented tea and fully fermented tea, there are many varieties, and it is a tea with distinctive China characteristics among several major teas in China.

Pu 'er tea: It belongs to black tea, which is post-fermented.

2, the production process is different

Black tea: it is a kind of tea refined through a series of technological processes such as withering, rolling (cutting), fermentation and drying. Withering is an important process in the primary processing of black tea, which is called "black tea" in the primary processing. Black tea is named after the tea soup and leaf background color are red after brewing dry tea.

Green tea: refers to a beverage made from new leaves or buds of tea trees without fermentation, after deactivation, shaping and drying. The color of the finished product and the brewed tea soup retain the green style of new tea.

Oolong tea: Oolong tea is a kind of tea with good quality after picking, withering, shaking, frying, rolling and baking.

Pu 'er tea: It is made of Yunnan big-leaf sun-dried green tea by spreading, deactivating enzymes, rolling, dissolving tea, sun-drying, autoclaving and drying.

3. The distribution range is different.

Black tea: The main producing areas are China, Sri Lanka, Indian, Indonesian and Kenyan. In addition to China, Indian, East African, Indonesian and Sri Lankan countries also produce similar black broken tea.

Green tea: mainly distributed in Henan, Guizhou, Jiangxi, Anhui, Zhejiang, Jiangsu, Sichuan, Shaanxi (southern Shaanxi), Hunan, Hubei, Guangxi and Fujian are the main green tea producing provinces in China.

Oolong tea: It is mainly produced in northern Fujian, southern Fujian, Guangdong and Taiwan Province provinces. Sichuan, Hunan and other provinces also have a small amount of production. Oolong tea is not only sold domestically in Guangdong, Fujian and other provinces, but also exported to Japan, Southeast Asia, Hong Kong and Macao. The main producing areas are Anxi County, Fujian Province and other places.

Pu 'er tea: mainly produced in Menghai, Mengla, Pu 'er City, Gengma, Cangyuan, Shuangjiang, Lincang, Yuanjiang, Jingdong, Dali, Pingbian, Hekou, Maguan, Malipo, Wenshan, Xichou, Guangnan and Yongde in Yunnan. Kunming, Chuxiong, Yuxi, Honghe, Wenshan, Pu 'er, Xishuangbanna, Dali, Baoshan, Dehong and Lincang.

Baidu encyclopedia-black tea

Baidu encyclopedia-green tea

Baidu encyclopedia-oolong tea

Baidu encyclopedia-Pu 'er tea