in 1998， great changes took place in the income and consumption levels of urban residents. the yearly average income amounted to 5，160 yuan， increased by 3.4% than that of the previous year.
incomes of workers and staff members in the state-owned enterprises and collective work-units are still the mainstay of families' income. the income of scientific and technology researchers stood second in 12 main trades in the country. their incomes increase according to their education level.