History of tea war on China was one of Britain's tactics, it also began to explore, then executed, a plan to use India for growing tea. After tea plants were smuggled out of China, plantations were established in areas such as Darjeeling, Assam, and Ceylon. As an attempt to circumvent its dependence on Chinese tea, the East India Company sent Scottish botanist Robert Fortune to China to purchase and bring out of China tea plants, which were then taken to India, although it was the discovery of native varieties of tea plant in India which proved more important for the development of production
North Bengal Tea Industry Darjeeling Hills. There are 30,000 such small tea growers in North Bengal and total production is around 91 million kg, which is almost 32.5% of North Bengal's tea production of 280 million kg. Bought-leaf factories are units that buy these tea leaves and convert them into the processed tea. Generally, 6000 tea bushes can be planted in an acre of plot. These 6,000 bushes can produce 10,000 kg of green leaf. The cost of production varies between Rs 8.50 - Rs 10.50 per kg. Siliguri Tea Auction Centre was established in the year 1976 for the better marketing facility of