Hi Michelle,
As what Grace has emphasized, you will be needing manufacturers to create products of your own design. This will require a lot of capital and with a possible language barrier to expect, your plan will not be that easy.
How about sourcing for made to wear clothes that cater to specific markets, and therefore has a steady demand, such as wedding dresses?
These China based suppliers have them and they can even drop ship -
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Let me know if you need help searching for suppliers. Just tell us what products you decide to sell.
Cheers!