China and Iran inked 25-year strategic cooperation pact on 27th March of____?

China and Iran inked 25-year strategic cooperation pact on 27th March of____?

چین اور ایران کے درمیان 25 سالہ سٹریٹجک تعاون کا معاہدہ کس سال ہوا؟
Explanation

On March 27, 2021, China signed a landmark 25-year Strategic Cooperation Agreement with Iran,

Marking a renewed commitment to their Comprehensive Strategic Partnership established in 2016.