North Korean imports from China more than doubled in March compared to the month before, fueled by a surge in raw materials for wig and watch assembly, fresh shipments of poultry and soybean oil and another large order for pianos.

The latest data released by China’s General Administration of Customs (GAC) on Monday shows that the DPRK brought $204.4 million worth of goods from China last month, compared to $86.7 million in April, bringing the figure back to the level it had been at since last fall.

But North Korean exports to China remained stable, as