0204 - China's 1970 Autumn Export Commodities Fair. Among the machines on d...Back

China's 1970 Autumn Export Commodities Fair. Among the machines on display at the fair is a silicon controlled turret lethe-an high-efficiency cutting tool made by the workers of the Shenyang No. 3 Machine Tools Plant during the cultural revolution, in line with Chairman Mao's teaching "maintaining independence and keeping the initiative in our own hands and relying on our own efforts".