Yes sor, i understand your query regarding record mark of ecet so i would like to give you a brief as follows:

As you can find out career 360 article in the following link as given below:

https://engineering.careers360.com › ...

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AP ECET Result 2019 (Declared) - Download Rank Card

• Qualifying percentage of marks for AP ECET 2019 is 25% of the maximum marks considered for ranking.
• However, for candidates belonging to Scheduled Caste and Scheduled Tribe, no minimum qualifying mark is prescribed.
• But their admission will be limited to the extent of seats reserved for such categories.