XQ71B0 is used mainly for making micro-nano fiber in the field of optical fiber sensing,which utilize high-precision lead screw,guide rail and other core components to ensure the tapering accuracy of micro-nano fiber.The cone diameter of tapering parameters can be less than 1μm and cone length can be adjusted from 1 to 10cm.It is very suitable for scientific research of universities and other fields.XQ71B0 is stable,reliable and easy to use.