Chun Mee is a popular green tea

Green tea

Green tea is made solely from the leaves of Camellia sinensis that have undergone minimal oxidation during processing. Green tea originates from China and has become associated with many cultures throughout Asia. It has recently become more widespread in the West, where black tea is traditionally...

. It has a dusty appearance and is generally more acidic and less sweet than other green teas. It was originally produced only in the Jiangxi

Jiangxi

' is a southern province in the People's Republic of China. Spanning from the banks of the Yangtze River in the north into hillier areas in the south, it shares a border with Anhui to the north, Zhejiang to the northeast, Fujian to the east, Guangdong to the south, Hunan to the west, and Hubei to...

 province, but is now grown elsewhere.
It is often referred as "9371".

Chun mee tea, together with Assam Bukial

Assam tea

Assam is a black tea named after the region of its production, Assam, in India. Assam tea is manufactured specifically from the plant Camellia sinensis var. assamica . This tea, most of which is grown at or near sea level, is known for its body, briskness, malty flavor, and strong, bright color...

 tea, has been studied to study the rate of infusion of caffeine

Caffeine

Caffeine is a bitter, white crystalline xanthine alkaloid that acts as a stimulant drug. Caffeine is found in varying quantities in the seeds, leaves, and fruit of some plants, where it acts as a natural pesticide that paralyzes and kills certain insects feeding on the plants...

. The study found that caffeine diffusion through the tea leaves is a greatly hindered process.