The International Organization for Standardization (ISO) defines product certification as "a procedure by which a third party confirms, through inspection and assessment of an enterprise's quality management system and type tests of samples, whether the enterprise's products, processes or services meet specific requirements and whether the enterprise has the ability to continuously and stably produce products that meet standard requirements, and issues a written certificate accordingly".
View MoreThis article is a brief summary based on the market practice and experience of Nidec Elevator Components in renovation projects. The analysis of influencing factors such as traction machine type, suspension ratio, and traction sheave diameter is helpful for the selection of traction machines and the design of frames in elevator renovation. For specific renovation projects, technical personnel need to communicate fully with customers to understand details such as the project budget, delivery cycle, and building machine room conditions. They should then introduce the advantages and disadvantages of various schemes to customers in detail, and the final renovation scheme shall be determined by the customer.
View MoreElevators have become indispensable facilities in modern urban life. It is a device that vertically transports people or goods between different floors through mechanical devices, widely used in various places such as residential buildings, office buildings, shopping malls, hospitals, subway stations, etc. With the continuous increase of high-rise buildings in cities, the existence of elevators not only improves the efficiency of space utilization, but also greatly improves people's quality of life.
View MoreInventory, sometimes translated as "storage" or "reserve", refers to resources temporarily idle to meet the needs of an enterprise's future business activities. Resources in terms of personnel, finances, materials, and information all involve inventory issues. It also includes products held for sale during production and operation activities, as well as semi-finished products, raw materials, finished goods, and auxiliary materials prepared for production and sales. A reasonable amount of safety stock is conducive to the normal production and operation of an enterprise, endowing its production and sales with significant adaptability and flexibility. However, excessive inventory will inevitably occupy a large amount of working capital, tie up corporate funds, increase the enterprise's warehousing costs, and be detrimental to its efficient operation.
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