How much does it cost to build and operate a cigarette factory?

Source - https://financialmodelslab.com/blogs/startup-costs/cigarette-company?srsltid=AfmBOoqQaKEQsLN-Po9lw3MrWUKaoLhXM0ieceULU1s1Ct3BHjIv_vAf

This analysis comes up with the total of

At Minimum $7,062,000

At Maximum $7,515,000

Are these numbers a decent estimate for the startup costs of a cigarette factory?