The cracked down on Google comes after its failure to make a success of a decision about compulsorily installing a filtering software on all computers sold from July 1. The recommended software, called Green Dam Youth Escort, has thrown up a variety of flaws that will make it possible for hackers to invade the computers of users.

“We have been continually working to deal with pornographic content and material that is harmful to children on the web in China,” the Google statement said.