Hey,
You can apply for CET Delhi for the polytechnic from Delhi. Delhi CET 2018 Application Form will be released in the month of March. CET Delhi is the pre-requisite test for admission to engineering and non-engineering diploma programmes in the government and private polytechnic institutions of Delhi. It is conducted by the Department of Training and Technical Education, Government of National Capital Territory of Delhi. CET Delhi 2018 is also known as the Delhi Polytechnic entrance exam. This examination also provides entry to second year diploma courses.
Hope this information will helpful to you. Best wishes.
Thank you
Regards
Vikash Pal Jadaun