Assembly Electric II only produces two units of lab Equipment II

Assembly Electric II only produces two units of lab Equipment II rather than the 4 it is supposed to.

I expected the process to produce four (4) units of Lab equipment II like the recipe says.

Just set it up and run the process

game version Early Access 0.4.3

Attachments
screenshot attached, savegame attached, zipped per your request. You'll find the offending Assembly Electric II building connected to the Research Labs by a conveyor, should be obvious.

If applicable, add save files (zipped) , screenshots, or log files to help explain the issue. You can find them in your Documents (%userprofile%\Documents\Captain Of Industry\). If your issue is severe, like crashes or rednering glitches, also unclude Unity logs from %USERPROFILE%\AppData\LocalLow\Mafi Games\Captain of Industry\. You might need to ZIP the attached files.

Loadme.save

Files not imported: Loadme.save

Working fine over here. 0.4.3. I just upgraded this a few hours ago and all has been fine.

Yeah, this is because tier II belts stack products on top of each other but we don't visualize it yet.

Duplicate of Half of manufactured items disappear on Conveyers II