VOMK uses pre-filled balloons to carry USB flash drive loaded with official North Korean translations of the Bible.
The threats started after the family refused to renounce their Christian faith.
According to Evangelical Fellowship of India, at least 366 violent attacks on India's Christian community were reported in 2019.
Prisoners around the world called for a worldwide moratorium on the death penalty during the COVID-19 crisis.
Christians and other religious minorities are still being treated as second-class citizens in Pakistan.
Before his death he assured his wife to remain strong and never to give up her faith in Jesus even if they killed him.”
According to Dr Aasi, the family is still under threat.
In the latest report from USCIRF the Muslim country's poor implementation of religious freedom and belief was highlighted.
Pakistani Church authorities express their objection over a job advert offering cleaning jobs exclusively to non-Muslims.