Counterfeit products are a trap for end users and also a pain for bearing manufacturers. In order to save a bit of cost, some end users will eventually face the huge production losses caused by downtime and the additional costs of maintenance. "Save money without losing much money," the reason is obvious. One of the best examples is the thrust tapered roller bearings installed in the top drive of drilling rigs in the oil and gas field industry. This vital bearing ensures the operation of the whole rig and drilling operation. The cost loss caused by the failure downtime of the bearing is as high as 15,000 Euros per day on average. The money saved is not as much as the money lost. The reason is obvious. One of the best examples is the thrust tapered roller bearings installed in the top drive of drilling rigs in the oil and gas field industry. This vital bearing ensures the operation of the whole rig and drilling operation. The cost loss caused by the failure downtime of t...