| http://www.w3.org/ns/prov#value | - Only patents with Chinese priority have been included in the analysis, i.e. not patents filed elsewhere but extended to China.The following information is included in the report:- The top 20 cities with regards to the number of patent applications in the field of environmental technology, along with the number of applications and share of all applications in each city.- The top 10 companies with r
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