There IS labour over abundance. Unemployment in most EU countries is at record highs. And it shows no sign of slowing down.
The problem is it's mostly white collar labor overabundance. And those college educated people aren't gonna want to make sneakers in sweatshops.
There's not going to be any point even having sweatshops or factories in this region soon. Why bother? If it's anything low or medium-skill and low or medium-capital intense, just open up shop in... Well, why not Uzbekistan? And if double-landlocked isn't your thing, there's dozens of other options.