1. Suitable for product which have a strict requirement for weight and numbers. 2. Applicable to the number of granule is not so much. 3. Applicable to a variety of shapes plastic bottles. 4. High counting accuracy and high counting efficiency. 5. High speed, can guarantee high-speed bottling line for the bottle needs. 6. Stepless speed change, reliable operation, coordinated action, smooth delivery. 7. Fully automatic operation, with the upper and lower process intelligent joint control, no need special operation, save labor. 8. With inverted bottle detection waste removal function, to ensure that no inverted bottle into the post-process. 9. With unqualified culling function (error culling). 10. Simple structure, easy and maintenance. 11. Cost-effective, affordable.