

About Z Work Visa
I have some queries can you please help me on it , i am currently holding Z work and haven't expired yet but last year i was arrested for assault case and served 7 months sentence in detain house not in jail i was released by Chinese court without deportation and when i released my current company don't want hire me again but they didn't terminate me yet, they give me some time to get new job and meanwhile i got new job so i have question when i will go to extend my work Z and changed company A to company B and apply work permit i don't get any trouble and entry-exit department approval my application or because i have criminal record previous so they won't approval my application ?
please response me and guide me in this situation i am really appreciate.