Laws regarding import/export in targeted country
Where you will incorporate (is a new entity needed or can the business continue to run under the current entity).
Taxation issues (if any, for instance VAT).
There is not enough detail provided to answer further, this is just a starting point and not legal advise.
Answers above are correct. You need to understand the ins and outs (especially the costs) of doing commerce in an international region.
However, I would highly recommend to have one key person or partner agency you can work with as you develop all the workings in this new market.
Where are you looking to import/export by the way? If you need help in this, I have establishments in APAC and Europe that can cover all of these processes for you.
If you're interested to know more, let me know or book a call!