explain briefly the steps involved in import procedure?

This topic is covered in our NCERT solutions. You can refer to the same following the below mentioned link.
https://www.meritnation.com/cbse/class11-commerce/ncert-solutions/business-studies/business-studies/international-business-ii/page310-long-answers-qno2/1161_5375_34686/your-firm-is-planning-to-import-textile-machinery-from