Photo by Jie on UnsplashAfter China cracked down extremely hard on cryptocurrencies and miners, the news that giant Chinese digital conglomerate Ant Group is starting to sell non-fungible tokens (NFTs) comes as a surprise. Why is it allowed to do so? And how useful are Ant Group’s NFTs?The whole crypto industry is dead in China. First ICOs, then exchanges, now miners and over-the-counter…