Our Services Include Four Parts: Part-1:Freely provide installation drawing &CD and responsible for maintenance and changing accessories in one year guarantee period. Part-2:Dispatch engineer and workers to your countries to guide installation if needed,you just need to pay transport fee and their wage. Part-3: hour trade manager and Skype online.you can contact us timely and conveniently. Part-4:Certificates we can offer are ISO9001, SGS, CO, CIQ, COC, BV, TUV.