It is a new fashion to buy occupational hazard testing through online shopping malls, and netizens don't have to contact the occupational hazard testing and evaluation institutions offline. Netizens can go to the occupational health mall to buy occupational hazard testing. In the occupational health mall, you can clearly see the ratings of various companies, which is convenient for customers to choose the right institutions. Every company has also been certified by the mall, which is safe and reliable. The payment process is standardized and the transaction can be assured.