Hey Ananya, There are some top rated  colleges listed ,under UPTU to pursue ECE :-

• Institute of engineering and technology , Lucknow.
• Ajay Kumar Garg engineering college , Ghaziabad.
• Madan mohan malaviya institute of technology , Gorakhpur.
• Krishna institute of engineering and technology , Ghaziabad.
• Harcourt butler technical University , Kanpur.

Hope it helps.

All the best!!