Build at least 11k Archer tower
Have 300k archer, 200k pikeman, 100k cav, 100k cata and 90k ram
Have 1 city with full sawmill plus lvl 7-10 lumber valley and over 100 pol hero, 1 city with full ironmine plus lvl 7-10 iron valley and high over 100 pol hero.

If you have 1 city with full sawmill + lvl 7-10 lumber valley+over 100 pol hero,
you make 1m per hour
24m lumber per day

Iron:
same as sawmill