Chapter 520 I think it's just a slam

looking at the instruments around him. Ye Feng began to look around and picked up an instrument with some instructions on it. The most noticeable one is the boxing tester, which claims to be able to test how many kilograms a human punch can produce.

Looking at this instrument, Jiang Qing said lightly, "Look at this one, this is the most powerful instrument in our training room, but it took 4 million yuan to import it from abroad. Moreover, this test instrument has been claimed to withstand 500 kilograms of blow. Here, the most powerful one of us has also hit 100...