According to an official concerned, on display there are more than 3 620 inventions and new technological innovation schemes, including 750-odd IT products, made by young scientists and technicians across the country.

Among them are sci-tech achievements gained in the fields of agriculture and construction.

What draw visitors' eyes in particular are a technology for baking fire-brick by heat and gas of anthracite without using heavy oil and an impulse-based automatic temperature control system for high-temperature air-combustion heating furnace, presented by Kim Chaek University of Technology. There is also a ray shooting system, presented by the Intelligent Information Institute under the State Academy of Sciences, which has been already introduced to the Meari Shooting Gallery and other units.

Besides, inventions made in fields of power, railway transport, biology and chemistry are popular among the visitors.

The exhibition will run till Aug. 26.