9 Files Chinese Ancient Count mathematics abacus font b calculator b font Tool Specifications
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11 Files Chinese Ancient Count mathematics abacus calculator Tool mentality exercise

9*Files Chinese Ancient Count mathematics abacus calculator Tool-Specifications

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9*Files Chinese Ancient Count mathematics abacus calculator Tool-Specifications

box size : 20 * 14 * 4.0 CM

abacus size : 17.5 * 10.7 * 2.3 CM

abacus material : wood, Polymer resin

Abacus is a simple calculation tool inventions of the Chinese people. China is the hometown of the abacus, the computer has been widely used today, the ancient abacus is not only not been abandoned, but because it’s flexible, accurate, and in many countries in the ascendant. Therefore, people tend to the invention of the abacus with a par four great inventions of ancient China, the Northern Song Dynasty painting “Riverside” in Zhaotai Cheng family pharmacy counters on an abacus painted. Because bead abacus operations easily, quickly, for thousands of years has been the widespread use of computing tools of the Chinese people, even the most advanced modern electronic calculators can not completely replace the role of the abacus beads. UNESCO just in Baku, Azerbaijan through, Abacus became Intangible Heritage of Humanity. This is also our first 30 items are classified as non-heritage projects.

As soon as your payment reaches us, we will dispatch the item within 1 working days. We will post it via the ePacket to USA, normally it will take 8-12 working days arrive USA.We will post it via China Post to other country, normally it will take 25-35 days to arrive.

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