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Most of the time, when workers are carrying heavy loads, they often use the methods of relying the cargo on their backs, lifting the bottom of the cargo with hands. Workers' backs and necks are often injured during the carrying process, besides it, their hands will be pressed by the weights when they lay down the weights.The Box-Holder is that the load-bearing system is easy to disassemble.The design of the handle is an effective solution to the trouble that workers' hands will be pressed when they put down the weights. In addition, the load-bearing frame makes hands more capable during the manipulation.
Qize Song Xinyang Liu Menglu Liao Tingting Zhang