China's regulatory environment shipping jobs back to the US?

Ironic (WSJ):

A major saving will come from what the firm pays for cotton. China runs a national cotton stockpile which in 2011 started aggressively buying up domestically grown cotton in an effort to boost the income of local farmers, pushing up prices. To stop local yarn-spinning firms from abandoning Chinese-grown cotton in favor of the foreign kind, Beijing imposes tariffs that can run as high on 40% on imports. Imports are also limited by quotas. That’s resulted in cotton selling at higher prices in China than the rest of the world.

[...] Mr. Zhu said that labor costs in the U.S. still outstrip what it currently costs him to hire workers in Zhejiang. He estimates that costs for one South Carolina worker are about six times more than one in China, but that the difference could shrink to three times by 2015.

A major saving will come from what the firm pays for cotton. China runs a national cotton stockpile which in 2011 started aggressively buying up domestically grown cotton in an effort to boost the income of local farmers, pushing up prices. To stop local yarn-spinning firms from abandoning Chinese-grown cotton in favor of the foreign kind, Beijing imposes tariffs that can run as high on 40% on imports. Imports are also limited by quotas. That’s resulted in cotton selling at higher prices in China than the rest of the world.