North Korea’s imports of fabrics and hair from China dominated bilateral trade in September, data shows, while Pyongyang ramped up deliveries of processed food in what one expert described as likely preparations for winter.

The DPRK also purchased a single sanctioned item — a thermal printer valued at $197 — from China last month, in a possible violation of U.N. Security Council Resolution (UNSCR) 2397, according to NK Pro analysis of China’s General Administration of Customs (GAC).

Different kinds of fabrics topped North Korea’s imports from China in September, rising to $20.5 million compared to nearly