We have our own testing-lab with TUV SGS standard, from Noise, Energy, safety. Vibration. Performance, simulating users and aging. er we can all test, we will make sure every units will received 100% tested,we take strict quality control system during our production, for incoming material, in production quality check, also include outgoing quality check. For example Raw material quality check, if a raw material supplier want to become our supplier,we will test their material in our testing lab for 3 months, if their quality is no problem after our strict quality testing. then they can become our reliable partner supplier, during each production procedure. we have a professional quality control team to check quality, Our main parts and components supplier are high quality suppliers. They also supply for famous brand big factory.Good raw material supplier also make assure high quality products .In production quality check,We supervise the quality in the whole production process, Also we set three major quality control links incoming parts inspection.Production process inspection And finished production inspection Finally our quality department set up a quality improvement section, which is specialized in contacting customers, solving users quality issues and complaints,analyzing quality information and improve quality.