Second-hand data and information are collected from multi-sources because there is not a single source that could possibly offer all the answers to specific questions accurately and reliably. The authentic secondary information sources and references include, but not limited to, official annual reports of industry players, government statistics and publications, internet forums/databases, economic newspapers, industry magazines, industry associations, company websites, and many informative channels for specific topics.
To verify and validate the secondary data, primary data has been collected from interviews through phone calls, emails, and web based surveys based on various groups of participants. The participants in the interviews include both top-level and middle-level managers in major industry players, common employees working in the regarding industry, and customers/users of major industrial products when applicable.
The obtained information and data were carefully filtered, compared, analyzed, and presented in an easy to understand format to provide intelligent solutions to business problems/questions regarding industry development and market trend.