# Environmental guidelines for instant distribution sandboxes
In order to facilitate access to self-test business, we provide a test sandbox environment, merchants can through the following process to simulate the order, modify the order status, experience service notification.
# Access Notice
- This environment can only be used for testing orders, not for other purposes.
- To prevent user harassment, openid can only be configured as an administrator, operator, or developer of the Mini Program
- There is a limit to the number of times a single call can not timeout 500 times a day
- You can only test using the following test information
- Test capacity delivery_id="TEST"
- Test the merchant shopid"test_shop_id"
- Test merchant AppSecret = " test_app_secrect"
# Test Process
- Merchants call the API interface provided by WeChat platform to pre-order, place orders, query orders, cancel orders and other operations
- callSimulate distribution company to update order interfaceTo change the order status, the recipient will receive the corresponding order, delivery, delivery notification