全部树

Cost of living data for global residentsNEW

China high-tech enterprise patent statisticsNEW

Statistics on entry and exit information of Chinese partnershipsNEW

Patents and citation data of Little Giant and individual champion companiesNEW

Small giant and single champion enterprise design patent details table

Digital economy patent application and authorization dataNEW

Tax investigation of corporate patents and citation dataNEW

Patent and citation data of Chinese industrial enterprisesNEW

Patent and citation data of A-share listed companiesNEW

Patent details of A-share listed companies
A-share listed companies' design patent application details table
Details of Design Patents Authorized by A-share Listed Companies

Statistics on the entry and exit of Chinese industrial and commercial enterprisesNEW

Basic information data of manufacturing industrial and commercial registered enterprisesNEW

China foreign trade index data

China university patent statisticsNEW

Green patents and citation data of Chinese industrial enterprisesNEW

Details of Green Patents of Chinese Industrial Enterprises

Green patents and citation data of A-share listed companies

A-share listed companies green patent details table

  River water quality monitoring involves regular testing and surveillance of water bodies such as rivers, streams, and lakes to assess aquatic health, protect ecological environments, and maintain the sustainability of human livelihoods and economic development.

  China, one of the countries with the most rivers globally, has seen its civilization thrive alongside riverine cultures. Prosperous rivers drive economic growth and cultural vitality, directly impacting production, daily life, and ecological conditions across regions.

  CnOpenData has compiled water quality monitoring data from 2007 to 2018 for key sections of major river basins nationwide. This dataset covers monitoring information from 16 major river systems, 100 rivers, and 150 key monitoring sections, providing critical support for related research.


Time Range

2007-2018


Field Display


Sample Data


Relevant Literature

  • Jin Gang, Shen Kunrong, Li Jian, 2022: "Cross-Border Pollution Consequences of the 'Land-Driven Development' Model," China Industrial Economics, 3.
  • Shen Kunrong, Zhou Li, 2020: "Local Government Competition, Vertical Environmental Regulation, and Pollution Backflow Effects," Economic Research Journal, 3.
  • Li Jing, Yang Na, Tao Lu, 2015: "Border Effects of Transboundary River Pollution and Emission Reduction Policies: Evidence from Weekly Water Quality Monitoring Data of Key Sections," China Industrial Economics, 3.

Data Update Frequency

Not updated