How to simplify the process of changing prices in an online store?

Question

Electronic commerce

Hello, the task is to create an online store on codeigniter 3 , where goods are taken from different manufacturers
and the problem is how to simplify or automate the process of changing prices, since the goods are again taken from different manufacturers and 1c or another financial accounting program is not used and you need to do this so that the price change process is as simple as possible, fast and does not require large human resources max. 1 person .
Thanks to everyone who helps!

Answer 1

I don’t see a problem, a script is written for each supplier, everything works automatically if there is xml from the supplier, or in semi-manual mode if they give xls by mail, for example.

Answer 2

Write a script to update