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Subtractive QA

Your Total Solution to Excellence

Subtractive Quality Assurance model broke through the outdated views and is the productivity, quality “racing together bridle to bridle”. In the traditional thinking, company used to lower product default rate by using components with higher quality. Therefore, the undivided problem is that the cost will increase so the profit margin will be lower.  

Dr. TONG’s –QA model is able to maintain the time, quality and cost at the optimal level by breaking the current problem faced by the company. For decades, it has been widely applied in various industrial and service firms in Hong Kong and mainland China.

       Successful Case

The after-sale default rate has been lower by 70% without extra labor needed for quality check. Meanwhile, the numbers and cost of repair have been lower down.