Explanatory Notes on Main Statistical Indicators

Statistical Unit in Construction　refers to corporate enterprise engaged in the construction of buildings and structures and in the installation of equipment

Gross Output Value of Construction (Output Value of Projects Under Construction)　refers to total of construction products, expressed, in money terms, completed by construction and installation enterprises during a given period of time. It includes:

(1)Output value of construction projects, that is the value of projects covered by the project budgets;

(2)Output value of installation projects, that is the value of the installation equipment,(excluding the value of the equipment to be installed);

(3)Output value of others, that is the output value of construction industry excluding of construction projects and installation projects. It includes: output value of repairs of buildings or structures; output value of non-standard equipment manufacturing; overhead expenses received by contracted enterprises the sub-contracted enterprises and the completed output value of construction activities that have no clear definition.

Output Value Completed　refers to the value of the finished products make from construction producing that displays with the currency. It is the value of unit projects completed, which has come up to the designed standards and has been checked and accepted as qualified project by related departments. Output value completed includes the value of unit project completed that is all finished by itself from going into operation to completing during the report period. If the project of a unit is stepped for two years, its completed value should include the value that is finished in prior year. Output value completed does not include the value of attaching auxiliary enterprises or other checked-inside units that produce and serve for the other unit.

Floor Space of Buildings Under Construction　refers to floor space of buildings under construction during the reference period including newly started buildings buildings started earlier and continued during the reference period and buildings suspended earlier restarted during the reference period, buildings completed during the reference period, and building under construction and then suspended during the reference period.

Floor Space of Buildings Completed　refers to the floor space of buildings that are completed in reference period in accordance with the requirements of the design, up to the standard for putting into use, and have been checked and accepted by concerned departments as qualified ones.

Total Power of Machinery and Equipment Owned by the End of Year　refers to the total power of machinery and equipment owned by the enterprises, and listed as the fixed assets of the enterprises by the end of the yea r’including machinery and equipment for construction, production and transportation. The power of the machinery is calculated on basis of the designed or verified capacity  covering the power of the machinery / equipment and the separate power equipment serving the machinery / equipment (such as electric motors) but excluding welders, transformers and boilers. The unit used for the calculation of power is kilowatt, with horsepower converted to kilowatt by 1 horsepower = 0.735 kilowatt. Arc welding generator, voltage transformer and boiler don’t calculate power.

Net Value of Machinery and Equipment Owned　refers to the actual value of machinery and equipment owned by the enterprises after being used and broken, is obtained by deducting net value after depreciation from original value.

Rate of Floor Space of Buildings Completed　refers to the ration of the floor space of buildings completed in certain period of time to the floor space of buildings under Construction in the same period.

Value of Machines per Laborer　refers to the proportion of net value of machinery and equipment owned with persons employed of construction at year-end during the reference period.

Power of Machines per Laborer　refers to the proportion of total power of machinery and equipment owned with persons employed of construction at year-end during the reference period.

Ratio of Profit to Gross Output Value　refers to the profits that per 100 yuan make. It can be calculated as: total profits /gross output value of construction.

Ratio of Pre-tax Profit to Gross Output Value　that is ratio of pre-tax profit to gross output value. Refers to the profits that per 100 yuan make. It can be calculated as: total Pre-tax profits /gross output value of construction.