How to build proxies from 4G/5G LAN routers

Recently I added support of 4G or 5G LAN routers like Huawei Bxxx, to my 4G proxy farm software Proxysmart software:

• Huawei B311
• Huawei B525
• Huawei B628

etc

They are not USB modems, so have to be put in a separate LAN + an extra Ethernet switch is used. The scheme is below.