• Establishment type

We want want to establish an entity in Dubai to export from India to that company in bulk, who will than sale there to buyers as they require there.
I will manage India work he will manage Dubai work. he will go to go dubai on permanent basis to manage business over there. he will leave there more than 8 months a year.
Expected turnover is more than 100 crores a year.

Which of the below options are tax beneficial and fully compliant of law.

1.Open single person entity in his name in Dubai, and he become beneficiary for full profit of that firm in Dubai. i will get full profit from India firm.
2. We both have partnership firm India and Dubai and he will get profit from India and Dubai both firm, same for me.
3.open private limited company with he and me as shareholders both in India and Dubai.
4. Open private limited company India and open Dubai company as subsidiary.
any more suggestion.

Tax implication of options kindly guide both for me and him.

Kindly help