Angolan client requests private label cosmetics

Good morning,
My name is ***, and I live in Angola.
I want to develop my own Cosmetic Brand with boddy care products such: boddy lotion, boddy wash, champoo and maybe perfume.
I would like to have a feedback from you about the steps that need to be done in your company to start creating the cosmetic brands,
What are the services offered and what are the follow-up given throughout the process.
Also I would like to know how will be made the payments and if covers the products transportat