1. Raw Material Inspection:
QC and engineers would make strict inspection of the raw material step by step to ensure quality product.

2. Sales checking:
Our salesman would also check the production process to ensure our products 100% according to the sample.

3. 100% product inspection:
100% products checking during production, standard unit would be under testing at least 12 hours, customized products will test at least 2 days before delivery.

4. We always try to do perfect:
Everyone in Spark would try our best to solve problems together with you.