North Korea’s top newspaper on Tuesday hailed the opening of a new phosphatic fertilizer factory in the city of Sunchon as the country’s first victory in its “head-on breakthrough battle” against sanctions, warning readers against the temptations of the “reform and opening” model of economic development.

In a political essay (jongron) — the Rodong Sinmun’s first since last month’s Supreme People’s Assembly (SPA) session — and special article (ronsol), the newspaper emphasized the importance of self-reliant technology and economy.

The opening of the Sunchon Phosphatic Fertilizer Factory, overseen by leader Kim Jong Un on Friday in his