In the agricultural field, advanced technologies for increasing per-hectare yield were expanded and introduced into rural areas across the country, and more than 10 kinds of farm machines conducive to realizing the mechanization of farm work were developed.

The field of the machine-building industry completed the manufacture of various kinds of large compressors with its own efforts and technology. The field of the mining industry established a large-capacity crystal mirabilite production process at the December 5 Youth Mine and settled sci-tech problems arising in its normal operation.

Meanwhile, a progress has been made in fulfilling the state plans for developing science and technology including solving scientific and technological problems arising in mapping out the master plan for canal connecting the east and west seas and improving ammonia productivity in the nitrogen fertilizer production process.

Scientists and technicians in various fields of the national economy are now striving to complete within this year the research tasks set forth in the state plans for developing science and technology.