Guangzhou Jiehong Electronic Technology Co.Ltd is located in Economic&Technological Zone , East Area with the establishment in 2006 . We are specializing in R&D , manufacturing and sales of all kinds of surveying instruments accessories . Our main products are : cables, batteries and charger for GPS and total stations : PDA cables , Casio calculator data cables and all sizes of reflective sheets . Our brands are also of a wide range : Leica , Topcon , Sokkia , Trimble, Spectrum, Nikon, Pentax ...