Question: does okja die in the end of the movie

Answer: No, Back in the countryside, Mija resumes her life with her grandfather, Okja, and the new piglet. In a post-credits scene, Jay is released from prison and gets on board a bus with K and the other members of the organization. With their newest member Kim Woo-shik, a former driver for Mirando Corporation, they plan to disrupt a major meeting involving all of the Mirando shareholders.