Do load scales need to be calibrated or checked regularly? Is it **mandatory**?

For trade settlement, mandatory inspections are conducted, usually every six months or once a year.

Weighbridges are important measuring devices that require regular calibration or verification. This is a **mandatory requirement aimed at ensuring the accuracy and reliability of the scale readings. In accordance with relevant laws and regulations, the calibration cycle for standard weighbridges is generally once every two years. The specific calibration interval may vary; it needs to be determined based on the usage conditions of the scale and the specific regulations of **. .

What counts as trade settlement? At the factory entrance, tank trucks carrying purchased raw materials such as liquid alkali, nitric acid, and methanol arrive for weighing; does this fall under trade settlement?

Trade settlement refers to the process of settling payments for goods or services in commercial transactions. Based on your description, the weighing of raw material tanker trucks at the factory gate is a step related to raw material supply; it falls under the procurement process. This step is generally not considered part of the actual process of trade settlement, but rather one of the logistics aspects within the procurement process. Trade settlement generally refers to the process by which the buyer and seller settle accounts in accordance with the contract terms, based on the actual supply and delivery of goods or services. It may involve aspects such as payment for goods, issuance of invoices, and settlement periods, and it usually relies on evidence such as delivery lists and inspection reports to determine the completion of the transaction and the scope of settlement. In summary, the weighing of raw material tanker trucks at the factory gate does not directly constitute part of the trade settlement process; rather, it is one of the logistics steps within the procurement process. Trade settlement usually requires considering more factors to ensure the rights and interests of both parties involved in the transaction. .

For external sales purposes and as a measurement tool, they all require annual inspections； In our previous company, the scale weights were inspected every six months or once a year ； Customers will also make requests

Used for trade settlements; mandatory calibration is required, with a calibration cycle of no more than 1 year. The situation you described falls under the category of trade settlement.