only do one industry, like the famous Six Must-Visit Restaurants in Beijing that make pickles and sauces, they only sell a few kinds of pickles and sauces, yet they can still earn 100,000 taels of si... family, headed by a woman, standing.And Liu Jia not only did not follow in the footsteps of those three families, but also took over part of the salt transportation business. Now he is doing better a...