How has the anniversary Hackday-2015 surprised the audience?

1. Many people, many minds. How has the anniversary Hackday 2015 surprised the audience? Find out from the correspondents of the program.

2. A music record studio in your pocket? How is this possible? Marian Mautai talks about her innovation from San Francisco.

3. Big brother is watching you. CCTVs of a high quality are now made in Kazakhstan. Our correspondents report from the production site.



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