GUWAHATI, July 1 : The United Liberation Front of Asom (ULFA) has criticized the State Government for inviting Indian oil giants to explore oil in the State. A report published in The Freedom, newsletter of the militant outfit, said the ?puppet Government? has encouraged the oil giants to exploit the State. During the last several decades the Indian oil companies have been exploiting the State and hence the Chief Minister should not sell out the property of the State just to satisfy the masters of Delhi, the report said. In another report the leadership has rejected the safe-passage granted by the Government. The report also warned the authorities not be divert the people in the name to safe-passage to ULFA.