How much is the ISO three-system certification?

The cost of ISO three-system certification is generally around 18000 yuan, and that of single-system certification is around 6000 yuan. Of course, this is only a rough level, because some single systems can offer as much as 20 thousand yuan. Therefore, if you want to know the specific cost, you need to combine many factors such as enterprise demand and service organization cost to get the specific cost.