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Natural color pen / Children''s stationery

Natural color pen

For children in poor areas, color pen is a big consumption material, which makes these poor families dare not buy it. However, children everywhere have the dream of painting.A color pen is designed with the original color of plants as the toner pigment. Just pick the plants of the desired color, mash them in the pen holder, and mix them with water to get a variety of colors from nature.

University

Guangdong University of Technology

Guangdong University of Technology
Guangzhou, China

Yue Shi,
Guangdong University of Technology

Xiaojiao Liu,
Guangdong University of Technology

Tianyou Xie,
Guangdong University of Technology

Liyan Wu,
Guangdong University of Technology