 China continued MRBM deployment, began deploying the Dongfeng-3 IRBM and successfully tested and commenced deployment of the Dongfeng-4 (CSS-4) limited-range ICBM.By 1980 China had overcome the slowdown in nuclear development caused by the Cultural Revolution and had successes in its strategic weapons program.In 1980 China successfully test launched its full-range ICBM, the Dongfeng-5 (CCS-4); the missile flew from central China to the Western Pacific, where it was recovered by a naval task force.