[5] Originally named the Orange Line, construction began on 11 June 2016.

Chief Minister of Sindh Syed Qaim Ali Shah inaugurated the construction work, while Rs.

On 13 December 2016, the Government of Sindh renamed the Orange Line after the late philanthropist Abdul Sattar Edhi, in recognition of his services to the poor.

[1] Initially planned to be completed in one year, the project faced numerous delays, which meant it could not become operational until 2022.

[6] The Orange Line was formally inaugurated on 10 September 2022 and began operations the same day.