The call with Omak Apang, who runs the 420-hectare Donyi Polo Tea Estate in Arunachal Pradesh, takes place over half a day. Arunachal now has 28 estates and 1,690 small tea farmers but its tea story begins with Donyi Polo, which has grown famous for its speciality teas and the record prices they fetch. Proof of the garden’s exalted status …