This is wholesale business in one or two mobile accessories. This business is quite in demand and shop owners will come to you for purpose as you have competitive pricing than others.
This is quantity business. So you have to get more and more shop owners for this business. When you increase the quantity and have stagnation, then you can add another product and increase the quantity as you already have shops with you.
The profit margin is less; but because of turnover value, your profits in rupees is higher.