C674 It's My Duty to Buy the Spiritual Energy Detection Helmet

Su Shengchen didn't need to worry about the distribution channels of books. The last time he set up a banquet, there was one person who specialized in this area.

At that time, he had even given him a business card. Now, he had it in his business card wallet. He would look for it when he returned.

The three of them who had been shopping the whole night were finally tired