the first level index

the secondary index

the specific index

development foundation

industrial scale

employees,

total assets

main business income

industrial structure

industrial concentration

distinctiveness of main business

proportion of high-profit companies

market share

development environment

macroeconomic factors

economic prosperity degree

economic development speed

economic density

policy factors

government grants

return of taxes and fees received

market factors

the proportion of clean energy

development capacity

operational capacity

receivable turnover rate

inventory turnover rate

total assets turnover rate

net assets turnover rate,

current assets turnover rate

financing capacity

debt ratio

retention rate

price to earnings ratio

investment capacity

investment opportunities

investment yield

new fixed assets during the year

technological innovation capability

R & D employees/all employees

R & D expenditures/operational income

patent authorization value/intangible assets