North Korean trade with China jumped nearly 23% in April from the month before on the back of millions of dollars in fabric imports, a development that one expert said suggests China is outsourcing textile production to the DPRK.

The import of $17.9 million of fabrics last month surpassed North Korea’s imports of human hair for the first time this year, which for months has been the country’s number one import product from China, according to data from Beijing’s General Administration of Customs (GAC).

“It’s just evidence, again, that North Korea is producing