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| Variables | Scoring criteria |
|
| X1 | (X1-1) predictive role | If the policy is predictive, it is 1. If not, it is 0. |
| (X1-2) supervisory role | If the policy is regulatory, it is 1. If not, it is 0. |
| (X1-3) advisory role | If the policy makes recommendations, it is 1. If not, it is 0. |
| (X1-4) descriptive role | If the policy is descriptive, it is 1. If not, it is 0. |
| (X1-5) guiding role | If the policy is instructive, it is 1. If not, it is 0. |
|
| X2 | (X2-1) long term | If the policy involves long-term content (more than 5 years), it is 1. If not, it is 0. |
| (X2-2) medium term | If the policy involves medium-term content (3–5 years), it is 1. If not, it is 0. |
| (X2-3) short term | If the policy involves short-term content (1–3 years), it is 1. If not, it is 0. |
| (X2-4) within 1 year | If the policy involves the content within 1 years, it is 1. If not, it is 0. |
|
| X3 | (X3-1) improving the quality of industry | If the policy has elements to improve the quality of the industry, it is 1. If not, it is 0. |
| (X3-2) promoting industrial restructuring | If the policy has elements to promote industrial restructuring, it is 1. If not, it is 0. |
| (X3-3) promoting technology innovation | If the policy has elements to promote technology innovation, it is 1. If not, it is 0. |
|
| X4 | (X4-1) talent introduction | If the policy involves talent introduction incentives, it is 1. If not, it is 0. |
| (X4.2) tax subsidy | If the policy involves tax subsidy incentives, it is 1. If not, it is 0. |
| (X4-3) R&D subsidy | If the policy involves R&D subsidy incentives, it is 1. If not, it is 0. |
| (X4-4) other | If the policy involves other incentives, it is 1. If not, it is 0. |
|
| X5 | (X5-1) economy | If the policy is related to the economic field, it is 1. If not, it is 0. |
| (X5-2) society | If the policy is related to the social field, it is 1. If not, it is 0. |
| (X5-3) technology | If the policy is related to the technology field, it is 1. If not, it is 0. |
| (X5-4) politics | If the policy is related to the political field, it is 1. If not, it is 0. |
| (X5-5) environment | If the policy is related to the environmental field, it is 1. If not, it is 0. |
| (X5-6) other | If the policy is related to the other field, it is 1. If not, it is 0. |
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| X6 | (X6-1) adequate basis | If the policy is well founded, it is 1. If not, it is 0. |
| (X6-2) clearly defined goals | If the policy is clear, it is 1. If not, it is 0. |
| (X6-3) scientific programs | If the policy is scientific, it is 1. If not, it is 0. |
| (X6-4) detailed content | If the policy is exhaustive, it is 1. If not, it is 0. |
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| X7 | (X7-1) technological innovation | If the policy pays attention to technological innovation, it is 1. If not, it is 0. |
| (X7-2) talent cultivation | If the policy pays attention to talent cultivation, it is 1. If not, it is 0. |
| (X7-3) achievement transformation | If the policy pays attention to achievement transformation, it is 1. If not, it is 0. |
| (X7-4) market-leading | If the policy pays attention to market-leading, it is 1. If not, it is 0. |
| (X7-5) other | If the policy pays attention to other, it is 1. If not, it is 0. |
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| X8 | (X8-1) enterprise | If the policy involves enterprises, it is 1. If not, it is 0. |
| (X8-2) financing institution | If the policy involves financing institutions, it is 1. If not, it is 0. |
| (X8-3) management department | If the policy involves management departments, it is 1. If not, it is 0. |
| (X8-4) other | If the policy involves other, it is 1. If not, it is 0. |
|
| X9 | (X9-1) regional cluster | If the policy focuses on Yangtze river delta, it is 1. If not, it is 0. |
| (X9-2) province | If the policy focuses on a province, it is 1. If not, it is 0. |
| (X9-3) industry | If the policy involves an industry, it is 1. If not, it is 0. |
|
| X10 | | If the policy is open, it is 1. If not, it is 0. |
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