Overall, bilateral trade between the two countries stood at USD 456 million last month, down nearly seven per cent from June, according to General Administration of Customs figures.
The decline is partly due to a steady decline in China's imports from its neighbor, which fell to USD 156.3 million in July, down three per cent from the previous month and more than 30 per cent year on year.
China, the main ally of Pyongyang and the recipient of some 90 per cent of North Korea's exports, suspended all imports of coal in February in compliance with United Nations sanctions.
Following a seventh round of sanctions adopted in early August by the UN Security Council, Beijing recently announced it will also suspend its purchases of North Korean iron, lead and seafood.
Also Read
Chinese exports to the Stalinist regime fell to $299.8 million in July, down more than eight per cent from June.
But exports were up 55 per cent year on year. North Korea considerably increased its purchases from the Asian giant in recent months, including appliances, mechanical parts, textiles and solar panels.
US President Donald Trump has urged China to step up pressure on its turbulent neighbour.
The Trump administration angered China this week by slapping punitive measures on several Chinese and Russian companies accused of supporting the North Korean nuclear programme and attempting to evade US sanctions.
The key targets were Chinese coal importers.
Disclaimer: No Business Standard Journalist was involved in creation of this content