Retail Price Indices reflect the trend and degree of change in retail prices of commodities during a given period. The
change in ret ail prices of commodit ies directly affect the living expenditure of urban and rural resident s, government
revenue, purchasing power of residents and the equilibrium of market supply and demand, and the ratio of consumpt ion to
accumulation. Therefore, the retail price indices are useful t o analyze the changes of the above economic activities.

Consumer Pri ce Indi ces reflect the trend and degree of changes in prices of consumer goods and services purchas ed by
urban and rural residents, and is a composite indices derived from the urban consumer price indices and t he rural consumer
price indices. Consumer price indices can be used to analy ze the impact of consumer p rice change on actual expenditure for
living cost of urban and rural residents.

Urban Consumer Price Indices reflect the trend and degree of changes in p rices of consumer goods and services p
urchased by urban households during a given period. It can be used to obs erve and analyze the impact of price changes in
consumer goods and services on wages (in monetary t erms ) of staff and workers, and provide basis for policy-making
concerning t he living cost and wages of st aff and workers.

Rural Consumer Price Indices reflect the trend and degree of changes in p rices of consumer goods and services p
urchased by rural households during a given period. It can be used to observe the impact of change in ret ail prices of
consumer goods and service p rices in rural areas on living expenditure of rural households , and to show the changes in the
living st andard of peasants . It provides basis for analysis and research on condition of life in rural areas.

Ex-factory Price Indices of Industri al Products reflect the trend and degree of changes in general ex-factory prices of
all industrial products during a given period, including sales of industrial products by an industrial enterprise to all units
outside the enterprise, as well as sales of consumer goods to residents. It can be used to analy ze the impact of ex-factory
prices on gross output value and value-added of the industrial s ector.

Price Indices of Investment in Fixed Assets reflect the trend and degree of changes in prices of investment goods and
projects in fixed assets during a given period. The investment in fixed asset s consist s of three components , namely the
investment in construction and installation, the investment in purchases of equipment and instrument, and the investment in
other items. Price indices of investment in fixed assets are calculated as the weighted arithmetic mean of the price indices of
the three components of investment in fixed as sets.

Removing t he factor of price change in the aggregates of investment at current prices, this indicator shows the changes in
the prices of commodities and fees involved in the inves tment of fixed assets, and can be used to observe t he actual size,
growth, structure, and efficiency of investment in fixed asset s and provides reliable and s cientific data for government
planning, management, decision-making, and further improving the current national accounting system.

Price Indices for Real Estate reflect the trend and degree of changes in prices of real estat e during a given period,
including price indices for selling houses and buildings, price indices for leasing houses and buildings and price indices for
land trans action. The methods for the compilation of the three sets of indices are similar in t hat they all use bott om-up
approach under which data are reported from lower level t o higher level.