The JL-2 is the first Chinese SLBM that allows PLAN ballistic missile submarines to strike portions of the United States from the Chinese coast, and provide China with a viable sea-based nuclear deterrent.
The JL-2 is a three-stage, solid-fuelled missile, with a maximum range of 7,200 km (4,500 mi). Payload is a single 1 Mt warhead. (source: wikipedia)