1) Strict 100% inspection of raw material before production
2) Lab testing in radom material and do the production sample for production department
3) 100% PCB inspecting and tube spark before assembling
4) 100% 2hrs aging testing
5) On-site quality testing before packing
6) QA testing in radom lab before shippment.
Colour box or blister
Export standard kraft carton
Or according to your requirement.