Ningbo Kelsun Int'l Trade Co.,Ltd.

Fax:+86-574-87730052 E-mail: kelsun@kelsun-cn.com

PRODUCT LIST

Product Catalog

Compasses

Set Square

Drawing boards

Geometric set

Demo.Model of Areas and Circumference Ratio of Circle

Demo.Model of Calculation of Volume of Geometric Forms

Demo.Model of the ratio between Cone & Cylinder

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