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How black tea is made

Black tea is fully oxidised. Fresh leaf is withered, rolled to break the cells, left to oxidise until the leaf turns copper-brown, then dried. It was invented at Tongmu inside Wuyishan, Fujian — Lapsang Souchong is the first black tea on record — and the Fujian congou method that followed, seen in Tanyang Gongfu from Fu'an, is the ancestor of orthodox black tea worldwide.

ステップ

  1. Withering at dusk

    Withering

    Withering at dusk
    01

    ワザー

    葉は湿度を失い 折りたたみなく ロールできるほど柔軟になります

  2. Rolling

    Rolling

    Rolling
    02

    ロール

    ロールは葉細胞を裂き 酵素と汁を結びつけ 酸化を開始します

  3. 03

    酸化する

    Rolled leaf rests in a humid room until it turns copper-brown. This is where black tea's colour and character form.

  4. Drying over charcoal

    焼いた

    Drying over charcoal
    04

    乾燥する

    Heat stops oxidation and brings moisture down to at or below 7.0%. Traditional Tongmu Lapsang Souchong is dried over pine smoke; the unsmoked version is dried without.

  5. Sorted lots

    Sorting

    Sorted lots
    05

    種類とグレード

    Fujian black tea is graded by name and pluck — Jin Jun Mei is bud-only — rather than by the orthodox letter grades used for Indian and Ceylon tea.

福建紅茶
茶産地記号
Lapsang SouchongTongmu, WuyishanFirst black tea on record; smoked or unsmoked — specify
Jin Jun MeiTongmu, Wuyishan芽のみのプーク;金色の先
Tanyang GongfuFu'an, Ningdeコンゴ風;歴史的なFujian輸出黒
01

Guide

Where is Chinese black tea growing?

Central Asia. Black tea into Uzbekistan more than doubled year-to-date in 2025 by an industry count, and total Chinese tea into Uzbekistan reached 29,217.4 tonnes for the year, up 17.3%. Fujian congou styles answer that demand. Black tea was USD 28.05 million, or 9.18%, of Fujian's export value in 2023.

02

Why did black tea appear, and why is it linked with Britain?

Black tea emerged in the Wuyi mountains of Fujian, where fully oxidised tea such as Lapsang Souchong was being made by the seventeenth century. It kept its flavour on long sea voyages better than green tea, and as British demand grew it became the tea of the British market.

In the nineteenth century Britain established tea plantations in India and Ceylon, now Sri Lanka, which is why Assam and Ceylon are so closely associated with black tea today. Chinese black teas such as Lapsang Souchong, Jin Jun Mei and Tanyang Gongfu remain the style’s original source.

よく聞かれる質問

Where was black tea invented?

Tongmu, inside the Wuyishan area of Fujian, China.

Is black tea fermented?

商業言語では、そうです HS項目0902では発酵化と呼ばれています。技術的には、変化は微生物発酵ではなく酵素酸化です。

抽出液が赤く見えるのに英語で black tea と呼ぶのはなぜ?

英語名は主に加工後の暗い茶葉を表し、中国語の名称は一般に赤い抽出液の色を表します。二つの名称は同じ大分類を指すことがあります。貿易書類では仕向地で認識される商品名を使い、等級や産地スタイルを添えて曖昧さを避けます。

加工によって紅茶と緑茶はどう違いますか?

紅茶は乾燥前に十分酸化させ、緑茶は早い段階で加熱して酸化を抑えます。この差が色、香り、味、保管特性を変えますが、品種や後工程も影響します。サンプル比較では葉の等級と抽出条件をそろえ、色だけを違いと見なさないでください。

Is black tea an herb, and is mate black tea?

Black tea is not an herb: it comes from the tea plant, Camellia sinensis, the same plant as green and white tea. Yerba mate is a different plant, Ilex paraguariensis, so mate is not black tea, though both contain caffeine.

What does black tea look like?

Dry black tea is dark brown to black, as twisted whole leaves, fine tippy leaves with golden buds, or small granules in CTC tea. Brewed, it is red-brown to deep amber.

What is black tea in Morocco and Egypt?

In Egypt, black tea is the everyday tea, usually brewed strong and sweet, sometimes with mint. In Morocco the national drink is mint tea made with Chinese green tea, and black tea is a much smaller part of the market.

Why is black tea called red tea in Japanese as well as Chinese?

Japanese names it kocha, “red tea”, for the same reason Chinese calls it hongcha: both name the tea after the red-brown colour of the brewed liquor, while English names it after the dark dry leaf.

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