I heard that google is blocked in China!  I hope these corrections will help you :) 

Google can't be opened in China

I hate hate hate that google is blocked in China, because I really like Google.  1. Google can be used worldwide. OR  2. Google can be used by people all over the world.  

worldwide = everywhere in the world

people all over the world = people in any place on earth.

1 more option: "I really really hate that Google is blocked in China."

Google can't be open in China

I hate hate hate China block to Google, but I really like Google, also Google is a be used widely by world people.