It won’t be zero. There are lots of countries that can’t buy weapons because they make China seem benign. In a third world place where starvation is normal, a tank is a tank is a tank. Nobody has the means to overcome it. It Egypt tanks are used as mobile pill boxes, moving about with no infantry because they are big, impenetrable (by the starving masses) steel boxes. Also, they make great machine guns. Those never go out of style.
If the goal is to keep a lid on their own citizens, perhaps. Their AK47s have been sold and knocked off to the tune of 300 million or so, and are widely available, as is the ammo.
While the Russia and Chechen thugs and cutthroats are stealing cars from Ukrainians they murder, the Ukrainians are continually attacking and destroying Russian military equipment. Drones are cheaper, they are unmanned, and they are good for more than one job.