where i can do diploma in IT as a part time?

Hi Prashant, There are many institutes in India, which are offering Diploma courses in IT and to know about these you may refer to the following link: https://www.shiksha.com/search/index?keyword=diploma+in+Information+technology&location=&searchType=course&cat_id=&countOffsetSearch=25&startOffSetS

Dear prashanta.In which city you are staying? In some cityes having evening Diploma.In there you can do diploma in part time.Some DEC are also having It diploma .Like IGNOU.