KABUL, April 22 (Xinhua) -- Ten Taliban militants have been killed and four others wounded in two separate airstrikes in Afghanistan, the Defense Ministry said Sunday.

In one attack, six militants were killed and four others wounded on Saturday, after Afghan air force struck a militants' hideout in Maywand district of Kandahar province, the ministry said in a statement.

A militants' weapons cache was also destroyed in the province, 450 km south of Kabul.

In eastern Wardak province, four militants were killed in a similar attack on the outskirts of provincial capital Maidan Shar city, 35 km west of Kabul, on the same day, according to the statement.

In an unrelated development, seven Taliban militants surrendered to the provincial government in western Herat province earlier on Sunday, Mehiuddin Noori, deputy provincial governor, told Xinhua.

He said the surrendered militants also handed over seven guns and eight rounds of hand grenades to security authorities in the province, 640 km west of Kabul.