Iran has control over the shipping chokepoint that handles much of China’s imported oil, and Beijing will get daily updates from shipping vessels in the worrisome region.

The Strait of Hormuz, which connects the Persian Gulf to the Arabian Sea, is recognized as one of the world's most important oil chokepoints.

Iran has control over the shipping chokepoint that handles much of China’s imported oil, and Beijing will get daily updates from shipping vessels in the worrisome region.