According to the scale of garment factory, there are many production management positions in garment workshop, such as garment factory director, workshop supervisor, logistics supervisor, packaging department supervisor, warehouse supervisor and so on. You are looking for a job in production management. I don't know which position you are looking for.
As long as it is related to clothing, you can go to vertical portals such as CFW Clothing Talent Network to find a job. There are many jobs in this industry. If you fill out your resume, it will be easy to find a suitable job.