Where is the production date of the Mijia Air Conditioner Pro Eco 3.5 kW?

The production year and month of the Mijia Air Conditioner Pro Eco 3.5 kW can be found on the product labels located on both the indoor and outdoor units. 
Here is an example:

Note:
1. Please do not remove or damage the product label, as it contains key information such as the model number, serial number, and production date;
2. Ensure the label remains legible throughout the product’s life in case it is needed for warranty claims or after-sales service;
3. If the label is missing or unreadable, contact customer service with your product serial number to help determine the manufacturing date.