High school students hospitalized after eating cannabis-infused candy in northern Vietnam
A tenth grader bought the candy from a local café and shared it with other students
In Vietnam, cannabis candies traded widely online
The sale of these products has been rampant on social media over the past months
Candy Crush maker to be valued at up to $7.6 bn in New York float
The planned listing on the New York Stock Exchange, unveiled last month, is the latest in a series by Internet and gaming firms over the past three years -- the most high-profile being Facebook and Twitter.