LIHAN machinery is one of the largest ultrasonic manufactory in china ，R&D,production ,sale ,after -sales services enterprise together ,with the high with high technical innovation.

lihan machinery is one of the large professional manufacturer of ultrasonic equipment,company combine R&D.company has strong IT technical strength and advanced production equipments.highly quality staff and perfect service system ,using scientific management system ,strict to production standard and test standard ,making the product quality and service quality which has been widely recognized by the industry ,in 1993 company has registered the national brand "hongda "which is famous in industry .