Sweden announced Wednesday it has expelled three Soviets and three Chinese diplomats for carrying out activities incompatible with their status in the country.

The foreign ministry said the Soviets and Chinese had been told to leave Sweden and had returned home during the Christmas holidays.Foreign Ministry Spokesman Rune Sjoberg said China responded to the Swedish move by ordering Britta Kinnemark-Lander, first secretary at the Swedish Embassy in China, and her family to leave the country by Jan. 10.

A Foreign Ministry statement said the three unnamed Soviets, including one diplomat, had been under surveillance for "some time" by the Swedish secret police.