If you are just beginning to explore Chinese gongfu tea, some teaware can feel confusing at first. You may see a small pitcher-like cup in a tea set and wonder: it is not a teapot, and it does not look like a drinking cup, so what is it actually for?

That piece of teaware is called a Gong Dao Bei, often translated as a fairness cup. This article explains what a Gong Dao Bei is, what it does in gongfu tea, and what beginners should know before buying one. If you are new to Chinese tea brewing, this guide should make the whole tea table feel a little less mysterious.

What Is a Gong Dao Bei?

A Gong Dao Bei is a vessel used in gongfu tea to hold brewed tea before serving it into individual cups. It is also commonly called a fairness cup, fair cup, or, in many tea contexts, Cha Hai.

In simple terms, it does not brew the tea, and it is not the cup you drink from. Its job is to sit between the brewing vessel and the drinking cups. After tea is brewed in a gaiwan or small teapot, the tea liquor is poured into the Gong Dao Bei first, then served from there into each cup.

For Western beginners, you can think of it as a small tea serving pitcher designed for gongfu tea. Why it is so common, and why it is called a "fairness cup," will become clearer in the next sections.

What Is a Gong Dao Bei Used For in Gongfu Tea?

The purpose of a Gong Dao Bei in gongfu tea can be summarized simply: it helps every guest receive tea with a more even strength and flavor.

More specifically, it solves a few practical problems.

To Keep the Tea Strength Even

Gongfu tea usually uses quick infusions. After hot water is poured into a gaiwan or small teapot, the tea may need to be poured out within seconds. If you pour directly from the gaiwan into several small cups, the first cup may be lighter and the last cup may be stronger.

A Gong Dao Bei helps solve this problem. The full infusion is poured into one vessel first, where the tea liquor naturally comes together. Then it is served into each cup, so every person receives tea with a more consistent strength, aroma, and taste.

To Make Tea Serving Easier

Pouring directly from a gaiwan or teapot into several small cups can be awkward, especially for beginners. It is easy to spill, pour unevenly, or rush the movement.

With a Gong Dao Bei, the process becomes calmer. You first pour the brewed tea into the fairness cup, then serve each cup more steadily from one vessel. This is especially useful when serving guests or using very small tasting cups.

To Filter Broken Leaves

When tea is poured from a gaiwan or teapot into a Gong Dao Bei, many tea drinkers place a small strainer over the fairness cup. This helps catch broken leaves and tea dust before the liquor reaches the serving vessel.

This is useful for loose broken leaves, aged tea, or compressed tea that has been pried apart. The result is a cleaner cup of tea with fewer floating bits.

How to Use a Gong Dao Bei

Using a Gong Dao Bei is simple. It usually sits between the brewing vessel and the drinking cups.

Step 1: Place the tea strainer if needed

If the tea leaves are broken or dusty, place a tea strainer over the Gong Dao Bei. If the leaves are whole and clean, you can skip the strainer.

Step 2: Pour the brewed tea into the Gong Dao Bei

After brewing tea in a gaiwan or small teapot, pour the entire infusion into the Gong Dao Bei. If you are using a strainer, the tea liquor will pass through it and the broken leaves will stay behind.

Step 3: Serve the tea

Pick up the Gong Dao Bei and pour the tea evenly into each drinking cup.

The basic flow is:

gaiwan or teapot -> Gong Dao Bei -> tea cups

Why Is It Called a Gong Dao Bei?

In Chinese, gong dao means fair, just, or impartial, and bei means cup. The name comes directly from what this tool does.

In gongfu tea, if tea is poured straight from a gaiwan into several cups, the first and last cups can taste different. One person may get a lighter cup, while another may get a stronger cup. That is not very "fair."

When the full infusion is poured into the Gong Dao Bei first, the tea liquor becomes more consistent before it is served. Everyone receives tea from the same infusion, with a more balanced strength and flavor. That is why it is called a Gong Dao Bei, or fairness cup.

There is also a cultural feeling behind the name. In Chinese tea hospitality, serving tea evenly is a small way to show respect. The host is not giving one person the "better" cup and another person the weaker one. Everyone shares the same tea.

What Is the Relationship Between Gong Dao Bei and Cha Hai?

In many English tea articles and teaware shops, you may see the terms Gong Dao Bei, fairness cup, and Cha Hai used together. For beginners, this can look like three different pieces of teaware.

In most gongfu tea brewing contexts, they usually refer to the same tool: the small vessel used to hold brewed tea before serving it into cups.

There is a slight difference in emphasis:

• Gong Dao Bei emphasizes fairness and even distribution.
• Fairness cup is the English explanation of that function.
• Cha Hai often refers to the same serving vessel, especially in Chinese tea contexts.

One small caution: in Chinese, Cha Hai can sometimes be used more broadly depending on region and context. In some teaware discussions, it may refer to a tea serving pitcher; in others, it may be used for different tea table tools. So when you see Cha Hai online, it is best to look at the picture and context.

Also, Cha Hai is not chai tea. The spelling looks similar in English, but the meaning is completely different.

When Do You Need a Gong Dao Bei?

If you are brewing gongfu tea with a gaiwan or small teapot, quick infusions, and several small cups, a Gong Dao Bei is very useful. If you are drinking alone from a mug, it may not be necessary.

When Serving Guests

This is the most important use case. When several people are drinking tea together, pouring directly from a gaiwan into separate cups can easily make the tea uneven. The first cup may be lighter, while the last cup may be stronger.

A Gong Dao Bei makes the serving process more stable and more respectful. The tea is first gathered in one vessel, then poured out evenly for everyone. This keeps the experience cleaner and more consistent.

When the Tea Leaves Are Broken

Some teas naturally have broken leaves, and compressed teas can create small fragments after being pried apart. If you pour directly into drinking cups, these bits may end up floating in the cup.

Using a Gong Dao Bei together with a tea strainer helps solve that problem. The strainer catches broken leaves, and the Gong Dao Bei holds the cleaner tea liquor before serving.

How to Choose Gong Dao Bei Materials

The most common Gong Dao Bei materials are glass, porcelain or ceramic, and zisha or clay. For beginners, material is not only about appearance. It also affects cleaning, heat handling, whether the vessel absorbs aroma, and whether you can see the tea liquor clearly.

For most people, a glass Gong Dao Bei is the safest first choice. It is easy to clean, works with many tea types, and lets you see the color and clarity of the tea. If you prefer a more traditional look, a porcelain or ceramic fairness cup is also practical.

Zisha or coarse clay fairness cups are better left for experienced tea drinkers who already know what tea style they want to dedicate the vessel to.

How to Choose the Right Gong Dao Bei Size

The size of a Gong Dao Bei should match how much tea you brew in one infusion. A simple rule is: the Gong Dao Bei should be larger than your gaiwan or teapot.

In practice, many tea drinkers choose a fairness cup that is about 1.5 to 2 times the size of the gaiwan or teapot. This gives enough room to hold the full infusion without filling the vessel to the very top.

Gong Dao Bei Size Chart

For most beginners, a 200-250 ml glass Gong Dao Bei is a very practical size. It works for solo drinking, small group tea sessions, and many common gaiwan sizes.

Do Beginners Need to Buy a Gong Dao Bei?

If you mainly drink tea alone from a large mug, you do not need a Gong Dao Bei at first. For grandpa style tea or simple mug brewing, the tea is brewed and drunk in the same cup, so there is no need for a separate serving vessel.

If you use a gaiwan but pour into one larger cup for yourself, you can also start without a Gong Dao Bei.

But if you plan to serve friends, use several small cups, or practice gongfu tea more seriously, a Gong Dao Bei becomes very useful. It makes serving cleaner, helps keep the tea flavor more even, and makes the whole brewing process easier to control.

For a beginner setup, I would start with a simple transparent glass Gong Dao Bei around 200-250 ml. It does not need to be expensive. The important things are that it pours cleanly, is easy to hold, does not absorb aroma, and lets you see the tea liquor clearly.

You can browse NPTEA's Gong Dao Bei fairness cup collection if you want to compare common sizes and materials.

How to Clean and Care for a Gong Dao Bei

Caring for a Gong Dao Bei is simple. It does not require complicated maintenance.

For glass or ceramic fairness cups, rinse the vessel with clean water after each tea session and let it dry naturally. Do not leave tea liquor sitting in the cup overnight, because it can leave tea stains and sometimes create unwanted odors.

If tea stains appear, soak the cup in warm water for a while, then gently clean it with a soft sponge. Avoid steel wool or rough cleaning tools, especially on glass, because they can scratch the surface.

For zisha or clay fairness cups, avoid dish soap. These materials can absorb aromas, and detergent smell may remain in the vessel and affect future tea. Clean water and proper drying are usually enough.

Conclusion: Gong Dao Bei

A Gong Dao Bei is not the most complicated piece of gongfu teaware, but it is one of the most practical. Its value is not just ceremony. It helps make each cup of tea more even, cleaner, and easier to serve.

For solo mug brewing, you can skip it. But if you are using a gaiwan, a small teapot, or several small cups, a Gong Dao Bei is worth adding to your tea setup.

For most beginners, a simple 200-250 ml glass fairness cup is enough. It is easy to clean, works with many teas, and makes it easier to observe the color and clarity of your tea liquor.

Frequently Asked Questions: Gong Dao Bei / Fairness Cup

Q1: Is a glass Gong Dao Bei better than a ceramic one?

Not always, but glass is usually the easiest choice for beginners. It lets you see the tea color, does not absorb aroma, and is easy to clean. Ceramic is also good, especially if you prefer a more traditional look.

Q2: Do beginners need to buy a Gong Dao Bei?

Not always. If you only brew tea in a mug, you can skip it. But if you start using a gaiwan or small teapot for gongfu tea, a Gong Dao Bei becomes very useful.

Q3: What size Gong Dao Bei should I buy?

For most beginners, 150-250 ml is suitable. The fairness cup should be slightly larger than your gaiwan or teapot, so it can hold the full infusion without overflowing.

Q4: Do I need a Gong Dao Bei when drinking tea alone?

Not necessarily. If you use grandpa style brewing, you do not need one. If you use a gaiwan and pour into one larger cup, you can also manage without it. But a Gong Dao Bei can still help cool the tea and show the liquor color.

Q5: Can I brew gongfu tea without a Gong Dao Bei?

Yes, but it is less convenient. You can pour directly from a gaiwan into several cups, but beginners may find it harder to pour evenly and avoid spills.

Q6: Is a Gong Dao Bei used for brewing tea?

No. A Gong Dao Bei does not brew tea. The tea is brewed in a gaiwan or teapot. The Gong Dao Bei holds the brewed tea briefly before it is served into cups.

SEE MORE ABOUT CHINESE LOOSE LEAF TEA

If you are a beginner about Chinese tea:
Basic-Guide-to-Chinese-Tea

If you have questions about selecting tea:
Learn-more-about-chinese-tea

If you have questions about the benefits of tea:
Health-benefits-of-chinese-tea

If you have questions about brewing tea:
How-to-brew-loose-leaf-tea