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Luminaires are a general term for lighting tools, including pendant lamps, desk lamps, wall lamps, floor lamps, etc. The main function of lighting fixtures is to transmit light, distribute and change the light distribution of the light source, including all components used to fix and protect the light source except for the light source, as well as circuit accessories connected to the power supply.
After sales guarantee refers to a series of activities around the pr...
Quality assurance ensures that products or services meet specified q...
Logistics timeliness refers to the period from placing an order to r...
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