[2] Under the guidance of coach Areshavir Yeritsian, Haghverdian developed into a star player for the team.

Noticing his talent, Mehrabian immediately signed Haghverdian to a contract for the remainder of the season.

[2] Haghverdian continued to play for the team for three seasons, until he was spotted by Taj S.C. manager Zdravko Rajkov.

[1] Haghverdian spent 6 seasons with Taj S.C., in which he participated in a record 17 Tehran Derbies against rival Persepolis F.C.

[3] Haghverdian received 23 caps by the Iran national football team, scoring his only goal against Pakistan in the 1970 RCD Cup.