If there is no evidence of advance payment, you will suffer. Evidence is the key to litigation. Try to make up before the lawsuit.
The wage agreement is valid.
Now answer the question.
1. If you go to court, you can basically get your money back. Three pieces of evidence need to be prepared: share purchase agreement, advance payment certificate and salary agreement;
2. Submitting to the court is a general civil action. Go through the general procedure;
3. The legal fees shall be charged at 4% of the litigation object. You can ask the defendant to bear it. But you must pay in advance. Finally, according to the court's decision, who will bear the legal costs. Generally borne by the losing party.
suggestion
Ask a lawyer to represent you. The agency fee is less than 1000 yuan. You can only bear it.