Huawei AP supports bridge mode, and as an enterprise-class product, it supports two backhaul modes: WDS and mesh . Generally, it is used with directional antennas for long-distance backhaul, while homes are generally used for short-distance relays for signal amplification.
WDS is a peer-to-peer return, only one way. MESH is to build a network, there can be multiple roads.
More information please refer to:
https://forum.huawei.com/enterprise/en/From-Beginner-to-Expert-WLAN-Common-Terms-Section-23-Wireless-Backhaul/thread/532841-869