Quality Control

Leader Machinery Manufacture Co.,Ltd.has strict Quality Control procedure, to ensure products stability and quality, to maximize the protection of the interests of the vast number of customers.


Leader Machinery Manufacture Co.,Ltd. has 5 steps testing.

1. Material checking: Quality control on new materials, to sort out the qualified and rejected materials before production.

2. Chip testing: we purchase chips and test every chip stability and quality.

3. Semi-finished products testing: Make all chips which pass first tests to semi-finished products by SMT machine and test those semi-finished products.

4. Finished products testing: Assemble all the USB flash drives, and test all products by H2 test.

5. QC spot checking: Randomly choose the USB flash drive and check the quality from the mass production.