Beyond economic factors, the lifespan of the product is also a crucial consideration. Many have wondered how long this product can actually be used. Currently, it's not an issue to expect the product to last between 10 to 15 years. If a price has been quoted, you can average it out over 10 or 15 years to see if it's acceptable. Of course, most businesses offer after-sales service, so if any quality issues arise within a certain timeframe, you won't have to pay for repairs out of pocket. After learning about the after-sales service, if you find that the provider only offers one to two years, it might suggest some unease on their part, perhaps due to subpar product quality, and thus, they're hesitant to extend the warranty period.

When selecting a dynamic scale, it's also wise to consider the product's various performance features, such as its ideal anti-interference capabilities, its compact size, and ease of transportation. Only after understanding the stability of these performance aspects can one determine if it's truly worth purchasing. If the product's quality is merely average and the price is high, there's no need to collaborate with the supplier.