Here is an advice to you: You have to connect your trading account to many different resources (such as this one and others with a good rating), also you can use social networks to post the screenshots of your trades to the news feed. And do not forget about partners - they can also be useful in a finding of investors. But first of all you have to create a good trading statement to partners and investors will be interesting in a collaborating with you.
Wish you a good luck) and sorry for mistakes in text.
Hope, it will help you.