India is the best option to invest and do business right now. You can consider following points:

Cost: Cheap labour,cheap travel and other cost.

Tax Efficiency: With implementation of GST 2 years back, tax complication is lower

Foreign Friendliness: There is lot of unemployement in India and Goverment is promoting Make in India. So, there will be support from Govt. .

Concerns: Law and order and red tapism which is being looked after by the Govt.

If you are thinking of future India is the MARKET.

I will help in getting it established.