Ningbo Hanyu Electronics Co., Ltd. is a China electronic Calculator factory in Fujian and with its office in Ningbo,Belong to Ningbo Puning Group. Since 2006,we are the partner of wholesalers, promotion company etc. we offer Promotional Gifts, household products, back to school and office products, design products and of course custom made items. all products conforms to CE,ROHS standard. Let`s meet and enjoy!