Although TOPPROS bills itself as a major online retailer specializing in the selling of power transmission supplies for industrial and scientific applications, it would appear that their timing belts have not received the word. I mean, really, TOPPROS, your timing belts should have a watch, don't they? In an effort to improve the efficiency of my production procedure, I recently made a purchase from TOPPROS that included a timing belt. The timing belt, on the other hand, arrived fashionably late, as if it had just walked off the catwalk in Milan. My production schedule had to be pushed back as a result, which resulted in financial and time losses for me. However, that wasn't even the worst part of the situation. I tried to get an explanation from their customer support, but they weren't very helpful when I did so. They were sluggish to react, and once they did, they gave the impression that they were uninterested in my issues. I had the impression that I was yammering away at a brick wall or even a machine that had been pre-set to provide responses that were unhelpful. In addition to everything else that went wrong, the timing belt was of poor quality. It appeared to be constructed out of low-quality materials that wouldn't last for very long at all. It made me wonder if TOPPROS was even aware that they were offering power transfer products that may be used in industrial and scientific settings. When it comes to timing belts, TOPPROS appears to be operating in an entirely different time zone, despite the fact that they may be the most successful online retailer overall. Their customer service is subpar, and we have our doubts about the reliability of the things they sell. I'm going to have to take my business elsewhere, where the timing belts actually come on time and do the function for which they were designed.