our company concentrate ourselves on the r&d of new products. we are always trying our best to improve the quality to provide reliable guarantee for our dear customers and their market. we have a superior r&d team and 70% of our employees have more than 2 years experience in big companies of same industry. we strictly comply with aql standard in quality control system so that every product is reliable. at the same time we have a patient and professional after-sale service team to provide all-around service.