A tanker owned by a company with ties to North Korea's sanctions evasion programs returned to an area of ocean which is a likely smuggling hotspot, the NK Pro ship tracker shows.

The Sierra Leone-flagged Xin Hai once again broadcast its position in waters east of Shanghai on March 30, the second time this month.

[caption id="attachment_2171019" align="aligncenter" width="1103"] The Xin Hai moving to a position off the coast of Shanghai in late May. Image: NK Pro ship tracker[/caption]

Both the Xin Hai's recent ports of call and destination in the