... days to test the items)If there is any quality problem (defective / don't work) of the goods, it ... 0KG) (10 - 30 days) About CHANZON (Service) We specialize in electronic components (Diodes, Integrated Circuits (IC), Filters, Oscillators, Rectifiers, Resonators, ... We Wholesale and Distribute Brand New & Original Famous Brand Electronic Components..We also support Factory Order (Wholesale all models ...