When using the Cainiao shipping provider and receiving CAINIAO_STANDARD through their API, so You need to add mapping for this shipping provider.
If you are using AST PRO so You have to do the mapping from WooCommerce > Shipment Tracking and go to the Shipping Providers tab and search Cainiao.
Add a custom API name CAINIAO_STANDARD, that you got in their API.
for more detail refer to the AST PRO map Shipping provider documentation.