No, after completing your Class 12 in the Commerce stream, you cannot get admission to the KCG College of Technology, Chennai in the BTech programme. The college offers BTech in three different specialisations which are Artificial Intelligence and Data Science, Fashion Technology , and Information Technology. Candidates who have passed the Class 12 or equivalent examinations with a minimum of 45% average marks in Mathematics, Physics and Chemistry put together (40% average marks for reserved category candidates) can get admission to the programme. As you are a Commerce stream student, you cannot apply for admission to the BTech programme.