East India Company does not offer a good range of quality teas.
try Great British Tea Company England. They have a really cool series of branded teas. I have tried almost all brands from Typhoo to Tetley and found that Great British tea company England has a unique flavour.
The East India Company
Kenya
PRC
Kenya
teavana
china
India
I believe the answer to your question is China.
It is the worlds largest tea exporter .
The British first imported their tea from China
British Tea
they didn't buy British tea because of the high taxes. the colonists thought if they didn't buy British tea, the British would lower the taxes.