The strict quality inspection process is the core part of the microelectronic quality control system in the Central Plains. In order to ensure the customer's integrity and revenue, we have made every inspection step to ensure effective and effective implementation. We have advanced detection process, professional testing equipment, and most importantly, experienced QC, professional and responsible work attitude to ensure that our customers receive world-class quality products.


Step 1 appearance detection
All the warehousing goods, we will perform visual inspection, and make a detailed record of inspection.
Manufacturer, manufacturer's number, quantity, production date and environmental standard test
Inspection of the outer packing, the completeness / integrity of the packing, the conformity of the packing material to the corresponding MSL standard
Marking test, consistency check
Material appearance inspection, dust condition


Step 2 Engineer reexamination
All the materials found in doubt in the appearance inspection, or the material supplied by the supplier of the first class supplier in the supplier's channel must be rechecked by the engineer.
Inspection process of overlying nuclear appearance
Black top test, acetone test, thermo chemical reaction test
PIN foot refurbishment test, whether Pin feet are deformed, Pin feet have signs of oxidation, plane consistency test
Packaging size inspection


Step 3 quality test
Quality test weldability test
D-CAP analysis
Anatomic analysis
Electrical performance consistency test
Key function test at normal temperature
Authoritative test analysis report