If you're exporting, you're almost in a quarantined area from the economy and the legal system. Selling domestically, there's a lot of red tape, distribution is controlled, and there are obstacles in promotion and advertising and getting the products to market.
Ports could be a bottleneck in the short term.
Most companies already have manufacturing in China, and you don't want all your eggs in one basket. That's the strategic mentality we're seeing more often than not across industries.
