All our products are thoroughly tested before we launch. We have stringent quality control in place to ensure quality products are delivered to the customers. Despite of the best efforts we do come across sporadic issues in the market due to certain specific operating conditions, usage etc. which is the case for any manufacturer. We have a robust mechanism in place to process such inputs from the market and take effective measures to address them. Be rest assured that any such concern reported will be promptly taken up by our trained mechanics and resolved.