Pyongyang, April 23 (KCNA) -- The sector of machine-building industry of the DPRK is making technological innovations for improving the quality and developing new products.

The technical personnel of the Taean Heavy Machine Complex installed automatic temperature control apparatuses in heat-treatment equipment and then established a system of grasping the state of furnaces more scientifically and managing them in a comprehensive way, thus contributing to improving the quality of products.

The Ryangchaek Bearing Factory is modernizing the grinding process by bringing the creative initiative of the workers into full play. The Songchongang Electric Appliances Factory is putting spurs to improving the quality while installing more CNC equipment and securing the necessary jigs and equipment.

Officials and workers of the Rakwon General Machine Enterprise are pushing ahead with the production of parts, including driving and controlling devices, with the goal of producing another trial vehicle.

The Munchon Valve Factory has completed the design for a new-type automatic valve and is speeding up its manufacture. The Pyongyang Measuring Instrument Factory has developed various kinds of rice-transplanting machine parts and made successes in technical innovation for revitalizing production.

The Ranam Coal-mining Machine Factory, the Huichon Precision Machine Plant and the Sunchon Engine Factory are also making progress in improving the quality and expanding the variety while conducting technical study and passing-on technique to get familiar with equipment. -0-