According to the recruitment firm, 76% of the respondents in Hong Kong believe social media platforms are ineffective as a recruitment tool or are unsure about the effectiveness.

Less than a quarter (24%) of the respondents in Hong Kong think that social media platforms such as Facebook and LinkedIn are effective in hiring, compared to 64% in China, 56% in Singapore, and 30% in Japan, Robert Half said.

The survey results also indicated that 60% of respondents don't believe social platforms will replace traditional CVs.

"While some organizations have leveraged social media as a successful commercial or employer branding tool, its effectiveness in recruitment hasn't been realized or fully utilized by many firms in Hong Kong," said Pallavi Anand, director, Robert Half Hong Kong.

When asked how they are using social media in the recruitment process, 24% of the HR directors in Hong Kong said they use it to source candidates; 18% use it to communicate with candidates; and 12% check online profiles for behavior and suitability.