If you want you can either send in an application to become either a verified supplier of SaleHoo or a registered seller here on the forum.
Here are the necessary steps to take:
1. Verified supplier:
Please fill in an application form at Link hidden: Login to view
Once we have reviewed your application and verified your details, you will be notified and we will add your website to the private members' area. Please note that this will take approximately 2-3 weeks.
2. Registered seller on the forum:
Please go to: Link hidden: Login to view
And follow the instruction stated there.
For your second plan, I do agree with you about doing the necessary market research and preparing for it financially before actually diving in. Its best this way so you won't get burned. Once you've got get figured out, we would be more than willing to help you with your supplier search. Just email us at support or PM us or even make a post in the forum.
Yes, we do have a number of members from Thailand. But we are not at liberty to disclose any details to you. You can try posting in the coffee lounge section of the forum, so you can get to know who they are.
Hope this helps. Just sing out if you have further questions.