What is the new name of the organization that replaced RCD (Regional Cooperation for Development) in 1985?

What is the new name of the organization that replaced RCD (Regional Cooperation for Development) in 1985?

سن 1985 میں آر سی ڈی (علاقائی تعاون کے لئے علاقائی تعاون) کی جگہ لینے والی تنظیم کا نیا نام کیا ہے؟
Explanation

The Regional Cooperation for Development (RCD) was renamed Economic Cooperation Organization (ECO) in 1985.

It aiming to promote economic, technical, and cultural cooperation among member states in Asia.

RCD was established on: 21 July, 1964

RCD was dissolved in: 1979

RCD stand for Regional Cooperation for Development

RCD: Established by Iran, Pakistan and Turkey

RCD headquarters: Iran