This undated photo provided by the Democratic People's Republic of Korean government shows the testing of new solid-fuel engines designed for intermediate-range ballistic missiles in the DPRK. (PHOTO / KOREAN CENTRAL NEWS AGENCY / KOREA NEWS SERVICE VIA AP)

SEOUL - The Democratic People's Republic of Korea has developed new-type high-thrust solid-fuel engines for intermediate-range ballistic missiles, the official Korean Central News Agency reported Wednesday.

The recent tests were aimed at evaluating the technical specifications of the newly developed engines for intermediate-range ballistic missiles

The country's missile industry successfully conducted the first ground jet tests of the first-stage engine and the second-stage engine on Nov 11 and 14 respectively, the report said.

The recent tests were aimed at evaluating the technical specifications of the newly developed engines for intermediate-range ballistic missiles, the report said.

READ MORE: Report: DPRK fired long-range strategic cruise missiles in drill

The tests were "an essential process for further enhancing the strategic offensive capabilities of the DPRK's armed forces in the light of the grave and unstable security environment facing the country and the future military situation in the region", KCNA reported.