Herbal Tea products import to Pakistan

Recently I have had experience of drinking different types of green tea from Turkey.
eg green tea for cynus ,for power ,vitamin e etc...
I am from Pakistan and what to import these teas from Turkey.
Can you please guide/lead me to the manufacturer
please so I may have more information of the product.
And if possible kindly also guide me thorough me custom and tax structure
so that I may know is it feasible to import in bulk or not.