"Mr. Xiang, take a look, this is a sample of my product, and I brought it here today. I use the latest technology in microphones on the market today, and I bought eight or nine thousand microphones of the same quality on the market. Many Internet celebrities don't know the principle, and would rather buy eight or nine thousand products. So my product can be described as the king of cost-effective microphones! ”

Xiang Nan looked at the microphone in Chen Gang's hand and looked outside......

Chapter 74 The Strongest Heir Chapter 74 The focus of the problem is being hit, please wait a moment,

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