Pyongyang, July 4 (KCNA) -- The members of the three revolution teams in the DPRK are enhancing their role in various sectors of the national economy.

Those of the Sangwon Cement Complex, in cooperation with field technicians and workers, built a massive database on temperature and vibration of many motors and transformers and established an alarm system capable of automatically interpreting their operation, thus contributing to normalizing the production on a high level.

Those of the Munphyong Smeltery studied and introduced a binder essential for improving the quality of fireproof materials and a device for removing harmful gas to ensure the full operation of electric furnaces and further improve the working condition of its employees.

Those of the Ranam Coal-mining Machine Factory and the Chongjin Steel Plant automated the temperature control of heat treatment furnaces and ensured the normal operation of raw material and sorting systems.

Those of the February 8 Jikdong Youth Coal Mine of the Sunchon Area Youth Coal-mining Complex and the Sunchon Cement Complex carried out dozens of technical innovation tasks in the first half of the year.

Thanks to their efforts, remarkable progress has been made in the production of many industrial establishments. -0-