400-880-5646
Ningbo Kaidi Science and Education Instrument Co., Ltd
Contacts:Cai Rong'er
Tel:0574-63325388
Mobile:13505842066
E-mail:391964179@qq.com
Web:www.kdkjyq.com
Add:588 Huancheng West Road, Zhouxiang Town, Cixi City, Zhejiang Province, China
New Curriculum Standards for Demonstrating Rotary Wheel
New Curriculum Standards for Rotating Models
Clock model
Long cube framework model
Demo abacus
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