Officials of the Transformer Substation Management Bureau under the Ministry of Electric Power Industry and relevant units have conducted detailed operation and guidance after drawing up a plan for maintaining the power transmission and distribution system and reducing the loss of electricity in transmission.

Every provincial power transmission and distribution station laid thousands of meters of electric wires and over 30 000 meters of overhead earth wires and repaired tens of circuit breakers and line breakers.

In liaison with the Electric Power Industry Research Institute under the Ministry of Electric Power Industry and other scientific research units, the officials of the transformer substation sector strive to solve the technical problems arising in preventing system failures.

The North Phyongan provincial power transmission and distribution station finished manufacturing utensils and tools in a short time in cooperation with relevant units to provide foundations for carrying out the project of laying super-high voltage lines on schedule.

The workers and technicians of the South Hamgyong provincial power transmission and distribution station make positive progress in managing and operating the provincial power grid by maintaining and reinforcing transformer substation equipment.