Pyongyang, July 14 (KCNA) -- The Pyongyang Kim Jong Suk Textile Mill in the DPRK has built up its technical development force and conducted a mass technical innovation movement for increased production and economy.

It increased the serviceable life of rubber rollers of spinning machines three times, thus saving a lot of materials and raising productivity.

It made grinders suited to the actual conditions to further improve the precision of lathes and ensure economic profitability.

The introduction of a new recirculation device that feeds unburned fuel back into fireboxes reduces coal consumption and increases steam production, thus safely ensuring the temperature and humidity of worksite.

The technical group of the mill has made innovations in design to provide a guarantee for producing striped and elastic suit materials.

Dozens of technological innovations made at the mill serve as the assets of increased production as they can increase the production of goods in quality and quantity and save a lot of costs. -0-