China has banned exports to North Korea of a range of technologies that could be used to build weapons, the latest move to deter Pyongyang's internationally condemned nuclear programme.
Prohibited goods include ring magnets, high strength aluminium alloys, laser welding equipment, and an array of compounds that can be used to produce nuclear and chemical weapons, the Ministry of Commerce said in a statement late Tuesday listing restricted "dual use" items.
China is North Korea's largest trading partner and has been its key diplomatic protector for decades. But relations have soured over the North's nuclear tests and long-range missile launches, with Beijing supporting UN sanctions in a security council vote in March.
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