Advantages and disadvantages of quality assurance?

Advantages: Firstly, Quality assurance stops customer from complaining which means that there are more customer satisfaction because the business is always checking the products at different intervals and is making sure the product is near perfection .

Secondly, Quality assurance ensures that product is not faulty meaning that the product have no defect and is perfect to be sold to customers. Customers would think that the business is incredible for selling perfect product. For example, In Japan, Ice cream is sold in packages and the layer of the ice cream do not touch the wall of the packaging .

Disadvantages: However, When a business uses quality assurance, there would be time consumption meaning that the work would be performed slower. It is performed slower as the workers would have to leave their main task just to check if the products are being well made. This would make the worker produce slower thus decreasing the productivity of their work .

Additionally, it is very expensive and time consuming to train a staff to check the products at intervals. This means that the business would have to spend additional money on workers to train them and the same money could have been used to pay bills or buy machinery. As a matter of fact, Training staff is also time consuming as a Higher rank worker would have to spend time to train the other worker and thus both could not quality assurance during their working time .