Is it reliable for some companies in Shanghai to recruit porters online 8000- 12000?

Don't believe it. He will give you good conditions during the interview, and then let you apply for insurance or other things. You have to pay, and there is no receipt. Generally, we will rent a house temporarily at the freight station, and the interview location is not local. After a few days of no news, you will find that the building is empty, many people have been cheated in other places, and the amount involved is not very large, and no one has called the police.