Its products are very popular among builders for their quality and convenience in use.

The polyethylene plastic tubes, 20-400mm in diameter, can withstand a 180-degrees temperature. And they have a strong resistance to acid, alkali and shock while preventing furring.

This plastic tube is 1.6MPa in internal pressure and its serviceable life 80 years.

The colored metal roofing materials are 0.4-1.2mm thick.

Choe Nam Chol, manager of the factory, told KCNA:

My factory's products were welcomed in major construction projects, including renovation of the Songdowon International Children's Camp and May Day Stadium and construction of the Wisong Scientists Residential Quarters.