1) Russia
2) China
3) Srilanka
4) Japan
Explanation:
On June 29,2019, China has tested its latest submarine-launched ballistic missile (SLBM), JL-3.The JL-3 is expected to have a range of around 14,000 kilometers, with a capacity to carry 10 independent guided nuclear warheads.It is expected to reach targets farther away with higher accuracy and capable of carrying more warheads than China’s current SLBMs.A submarine-launched ballistic missile (SLBM) is a ballistic missile capable of being launched from submarines.