This new century has witnessed the rapid and frequent emergence of many new information and communications technologies (ICTs). On one hand, digitalisation enhances our economic, social and political lives. But on the other hand, it leads to certain negative social impacts. One prevalent problem is digital divide--the gap between different social groups (namely, the haves and have nots ) in access to and in their different usages of ICTs. It has been of concern that digital divide will exacerbate existing inequalities, erode traditional community ties, socially exclude the disadvantaged and hinder the growth of the knowledge economy. All these will pose damage to the social fabric internally and international competitiveness externally. ...