Our company Vanco Industries Co.,Ltd is a manufacturering based exporting company located in Ningbo city . Our main products including various microscope &it&＃39;s spare parts like LED Ring light ,digital eyepiece ,various objective&eyepiece ,universal stands etc , other physical optical instrument like ABBE Refractometer ,mannual polarimeter ,auto polarimeter etc ,various gem inspection instruments, toy microscope& telescope etc . OEM are welcomed . We looking forward to serving you in near future .