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Simple Dumbbell Frame / Sports equipment

Simple Dumbbell Frame

Simple dumbbell frames can be donated to local schools, tribes, etc. by means of assistance; they are inexpensive to produce and can be sold to people in need at low prices. The simple dumbbell frame utilizes the density of different filling materials through the use of waste plastic bottles, and it is very convenient to meet the needs of children and people in needin a low-cost way. At the same time, the product also reflects the concept of environmental protection and recycling by utilizing waste. This form greatly reduces the production cost of the product.

University

Zhang Zhongyang

Zhang Zhongyang
Hunan changsha, China

Zhang Zhongyang,
Changsha University of Science & Technology

Zhang Ao,
Central South University of Forestry and Technology

Dong Jiaxun,
Changsha University of Science & Technology

Zuo Zhuo,
Changsha University of Science & Technology