The caustic soda workshop at the February 8 Vinalon Complex has prevented environmental pollution and raised the quality of products and productivity by applying technical innovations. As a result, it was awarded scientific and technological certificates and the title of Thrice Model Technical Innovation Unit.

The repairs and maintenance shop of the Chongchongang Thermal Power Plant introduced several technical innovations. Thus it was honoured with the title of Twice Model Technical Innovation Unit.

The title of Model Technical Innovation Unit was conferred on dozens of units, including a factory under the Kaechon Area Coal Mining Complex, the Anbyon Youth Power Station and the Pyongyang Spirulina Pharmaceutical Factory.