To ensure the product quality, er establish the trinity of quality assurance system—management, technology, service, Adopting advanced technology to control quality strictly, from raw material, design, manufacturing to after-sales service for the entire process of detection.

1.we control the PPM defective product percentage to be less than 0.002%

2.On time delivery

3.12-month products workable warranty, if there is oil leaking, body broken so that cann’t work normally, we assure to resend you one for compensation freely in your last order.