Focus heavy industry. Aim = self-sufficiency. Successes: 16% growth pa, industrial production up 15.5% pa, HI tripled, geological exploitation of minerals, working class grew from 6million to 10 million, standard of living for workers, end to private industry, CCP control. Failures; dependent on loans from USSR, agriculture only grew 2.1% pa, consumer goods, experience, health & education not prioritised