The Wonsan Disabled Soldiers' Essential Plastic Goods Factory has manufactured equipment for recycling scrap plastic, thus saving lots of labor and improving the productivity 1.5 times.

The Sariwon Aeguk Essential Plastic Goods Factory has perfectly tackled technical problems for recycling waste vinyl to lay the groundwork for keeping production going.

The Sinuiju City Grass Craft Production Cooperative produces varieties of daily necessities with cornhusks and scrap plastic while the Anju City Manbyongcho Supply Station has set up with its own efforts a soap production process using by-products as raw materials.

The Chongjin Slate Factory has introduced a profitable way into the production of building materials with many units intensifying the drive for the local procurement and recycling of raw materials.