ESSEN products are manufactured with high quality raw materials and advanced technology & equipment, guaranteed by serious and scientific quality control system. All
ESSEN products are warranted to be free of defects in materials and manufacture at the time of shipment and to meet the product specification. Should there is any product defects caused by manufacturer, compensation will be limited within certain product price. Data above are updated results and conclusions of test by ESSEN and is subject to change without prior notice.