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1≥3 / pen

1≥3

This is a collection of writing, measurement,
circle pen which is integrates multi-functional.
It can be realized through simple dismantling
a variety of functions , meet all requirements
in the process of learning or office.

University

College of Science &Technology Ningbo University

College of Science &Technology Ningbo University
Ningbo, China

Guanming Chen,
College of Science &Technology Ningbo University

Zhuang Chen,
College of Science &Technology Ningbo University

Songtao Jin,
College of Science &Technology Ningbo University

Pao Sun,
College of Science &Technology Ningbo University