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ink pad is not dirty hand / The ink pad is not dirty hands

ink pad is not dirty hand

We will leave when the ink pad on the thumbprint finger, which caused great inconvenience. This design adds a cover of a transparent film, the paper fingerprint by the finger pressing thin film, which does not leave our fingers vermilion.

University

Yanshan University

Yanshan University
Qinhuangdao, China

Design

Yanshan University

Yanshan University
Qinhuangdao, China

Chunlei Shi Wei Shang Tianyu Li Xudian Guan