As chinese No.1 brand for violin,guitar,bass and ukulele. We aiersi brand is hot sale by dealers over 30 countries . we are the only supplier make full styles guitar and bass in China. including special styles such as hawaiian guitar, gypsy guitar,smallman guitar,double-top guitar,resonator guitar ... high quality instrument with lower factory price . About our company, we have passed SGS/BV/TUV Certification. also passed ISO9001 and 2000 Certificate. as factory, we also provide OEM ODM service too. all items are quality warranty ! Beside. we have professional marketing team in charge of design, producton, communication,after sale service and son on, we can provide one-stop service too. making business simply.