Dhaka, Dec. 11 -- Beijing denounced on Wednesday British sanctions on two Chinese companies which London alleged were involved in cyber activities against Britain, saying the measure amounted to "political manipulation" of security issues.

The British Foreign Office sanctioned on Tuesday Chinese-based companies i-Soon and Integrity Technology Group "for their vast and indiscriminate cyberactivities against the UK and its allies," according to London's top diplomat Yvette Cooper.

Several Russian entities were also sanctioned over accusations of distorting information in favor of Moscow.

Beijing's foreign ministry spokesman Guo Jiakun told a regular press conference that "China expresses strong dissatisfaction and firm opposition to the UK...