JEE

Hello Nishar Ahmed, Charotar University located at Anand in Gujarat formed in the year 1995. University obtained Grade A+ acredition from NAAC in 2016. Coming to your present query no JEE Mains is not a mandatory to seek admission in engineering undergraduate courses for this you may also do what is called as GUJCET. Of course the ranking obtained in JEE Mains is also acceptable for admissions in different engineering streams. 
There is huge amount of information which has been colated and collected by Shiksha and is available if you access the link given below for further reading and additional detailed information.
https://www.shiksha.com/university/charotar-university-of-science-and-technology-charusat-anand-53857/courses
Best wishes to you.

Kashi Institute of Technology was established in 2008 and is located in Varanasi. It is a private institution that is affiliated to Dr Abdul Kalam Technical University . It has a 12 year experience of academic excellence, and offers holistic education to students. It has also been awarded Grade A Accreditation by NAAC. The institute offers various undergraduate and post graduate level courses. The Joint Entrance Examination (JEE) is an entrance exam conducted in India for admission to various undergraduate engineering programs. Even in KIT for an individual to get himself enrolled into the engineering programme he/she needs to appear for the following exam-:

• Admission to B.Tech and B.Pharm is done on the basis of JEE Main followed by UPTAC Counselling.
• For B.Tech and B.Pharm lateral entry in Kashi Institute of Technology, admission is done on the basis of LEET.
• The eligibility criteria for B.Tech is as followes - JEE Main, CUET, NTA, 10+2 score - 45% .

For any further information you can directly visit the college website or contact the concerned department for the same.

Multiple elements are often considered in the selection process for B.Tech programmes at Avinashilingam Institute for Home Science & Higher Education for Women, including:

• Entrance Exam Score: are frequently required to take state or national-level admission tests such as JEE Main (Joint admission Examination), TNEA (Tamil Nadu Engineering Admissions), or other comparable state-level exams.
• Merit-Based Selection: Admission is generally merit-based, with a strong focus on entrance exam scores and academic success in qualifying examinations.
• Counseling/Interview: Counseling/Interview: To finalise their admission, shortlisted candidates may be asked for counselling sessions or interviews.

JEE Main Percentile Categories and Admission Possibilities

Avinashilingam Institute for Home Science & Higher Education for Women provides B.Tech programme along with many other programmes, the institute offers 6 courses under the B.Tech programme.The eligibility criteria for getting admission in B.Tech at this institute is given below-

The entrance exams that are considered for admission to engineering courses are TNEA,   Tamilnadu 12th, CBSE 12th .The Institute does not consider JEE Mains score for admission to B.Tech.The student must have at least 45% aggregate in 10+2.

The admission process for B.Tech may change, After sometime it could be possible that Avinashilingam Institute for Home Science & Higher Education for Women would consider JEE Mains marks for providing admission to B.Tech.