近年来居住在北京的人非常多,有北京当地的人,也有很多来自其他各省的居民。因此在这里各种文化交织碰撞在一起，加上科技的进步，统统影响了传统的老北京。而中国的茶文化在这文化碰撞的浪潮中，尽管茶种类繁多，但很多种已被当地的人们遗忘而渐渐消失。
   大碗茶在北京已经有很多年的历史了，它独特的口感和用大碗盛装的方式仍然适合这个城市的生活节奏。此外，从以前到现在，即使物价飞涨，但是大碗茶的价格一直非常便宜。大碗茶摊甚至不能从中盈利，并且越来越多的人们已经不知道大碗茶为何物。为什么仍然有企业坚持出售大碗茶？大碗茶怎么传承到新的一代？让我们从片中一探究竟。

Nowadays in China there are many people live in Beijing, some are local people and some are other citizens from different provinces. Therefore many culture gathered together, plus the technology has influenced the traditional old Beijing. As well as the Chinese tea, there are various kinds of tea also some of the tea are faded and ignored by the local people themselves. DA-WAN-CHA tea (big bowl of tea) has been in Beijing for more than thousand years. With the unique taste and the big bowl of tea that fits the life-style of people in the city. In addition this DA-WAN-CHA tea is also really cheap since the ancient time until now. The problem is many businesses don’t earn a lot of money from selling it. And there’s not many people know about it. So why do they keep the business going? How can it remain and pass on to another generation? That’s what we will find out from this documentary.