I want to contract my socks production to Pi Socks, what are the stages in the process?

1. We sign a mutual non-disclosure agreement.
2. You share the design and technical features of the product.
3. We provide you with a quotation.
4. We sign a manufacturing contract if you approve the quotation.
5. You make the advance payment.
6. We handle the production process.
7. We mutually handle the quality control process.
8. We export the products.
9. You make the remaining payment.