JALALABAD, Afghanistan, March 8 (Xinhua) -- Police have arrested key Haqqani network's commander Mullah Mirwais, following a search operation in Afghanistan's eastern province of Nangarhar, the provincial government said in a statement on Friday.

"Units of Special Police Force launched a search operation late on Thursday, resulting in the arrest of Mullah Mirwais known as Kamran who leads a 40-member terrorist group in Jalalabad city, the capital of Nangarhar provincial," the statement said.

The Haqqani network has been regarded as the military wing of the Taliban group operating in east and southeast Afghanistan and the capital city of Kabul. They often conducts deadly suicide attacks on government interests.

Mullah Mirwais was involved in numerous cases of subversive activities including suicide attacks, murders and kidnappings in various parts of the province, the statement added.

No comment has been made yet from the militant group.