Wuzhou Optical Instrument Factory (WUZHOU OKA OPTICAL INSTRUMENT CO., LTD) is one of famous manufacturers of optical microscope of china.

• 梧州奥卡光学仪器有限公司（梧州市光学仪器厂）位于广西梧州市，地接广东、毗邻港澳、水陆交通方便。