'konyak tea' which is registered brand of baruanagar tea estate pvt ltd (since 1925), which is a sister firm of eastern tea brokers pvt ltd. Etb is a pioneer tea trading organization, situated in guwahati (since 1970). Its a highly reputed firm among eastern tea brokers and can produce sell upto 3-5 lakh kg tea on weekly basis. This tea is sold through private sale or auction to many buyers like tata tea and hindustan lever.