API key is sensitive information, which cannot be queried from the merchant platform and must be properly kept. If you forget the API key, you can only reset it (see Resetting API Key). After the resetting, synchronize the update to the online environment so that services can normally run.
There are no special requirements for setting the API key. It is a string of a maximum of 32 characters, consisting of both letters and digits.
Customer Service Tel
Business Development
9:00-18:00
Monday-Friday GMT+8
Technical Support
WeChat Pay Global
ICP证