An interesting alternative is the $29.95 Plugable USB C to Ethernet Adapter 2.5Gb that also offers 100W passthrough charging to the laptop via a USB-C port on one side. Apple got a lot of flack ...

The IP core is designed for SoC and mobile applications such as integrated networking devices, PCI-Express Ethernet controllers,and Ethernet adapter cards ...

In general, an “adapter” works with a single port (such as USB-A or Ethernet ... Mac USB-C chargers. Check the Power Delivery (PD) charging power each hub or adapter offers connected laptops ...