why should inspection the sofa pre-sample before mass production

Why should inspection the sofa pre-sample before mass production?

There have some reasons for inspection the pre-sample:

Avoid the potential defects or issues : in the pre-sample stage helps maintain high-quality standards.This includes checking for flaws in materials, stitching, seams, and overall construction.

Benefit to checking the comfort and construction :Testing the functionality of the sofa prototype helps identify any issues related to comfort, usability, and overall performance. This can include checking the durability of moving parts, such as reclining mechanisms or convertible features.