Personal digital archiving questionnaires data
The researcher conducted a random questionnaire survey by internet and anonymous field distribution. The internet component was completed by SoJump, the earliest and largest online questionnaire tool in China. The field questionnaire involved random street distribution in Guangzhou. The questionnaires were distributed and collected from December 2016 to March 2017, with 200 questionnaires distributed and a total of 192 questionnaires collected. Eleven incomplete or invalid questionnaires were discarded, leaving 181 valid questionnaires.