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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

  The shipping industry is a vital component of China's national economy, not only providing essential equipment for marine resource development but also furnishing indispensable infrastructure for global trade. Maritime transport represents a crucial aspect of China's participation in international division of labor and the formation of competitive advantages globally. Distinct from other transportation modes, maritime transport offers advantages including large capacity, long-distance coverage, cost-effectiveness, and low-carbon environmental friendliness, making it the predominant mode for international trade. The development level and facilitation of maritime transport have become critical factors influencing a nation's cost competitiveness internationally, serving as a fundamental component for countries to engage in global division of labor and establish international competitive advantages.

  CnOpenData presents the SMC-Certified Vessel Directory dataset, containing fields such as SMC Number, Vessel Name, Vessel Type (船舶种类), Company Name, and Validity Date, to support relevant research.


Time Coverage

As of April 30, 2023 (updatable as needed)


Field Display


Sample Data


Data Update Frequency

Annually updated