On October 28, 2019, the reporter once again visited the world's largest mining center, Huaqiang North SEG Plaza. Unlike the situation seen at the beginning of 2018, the mining machine shops in SEG Plaza have already been replaced. There are still a lot of mining machines on the 4th and 5th floors, but the mining machine shops that are familiar with the reporters are no longer there. The giant advertisements on the pillars have also been replaced by the names of other mining companies. There are also mining machines and mines. Hosted. The good news of the blockchain does not seem to bring much warmth to the sluggish mining machine market. The owner of a mining machine shop said that the blockchain is not equal to bitcoin. Although the price of the currency has risen, the increase of more than 2,000 US dollars is not enough for the mining industry to “save the market”. In addition, in the context of the possible halving of bitcoin next year, in addition to the previous generation of low-power mining machines will face the elimination, the mining revenue cycle will also lengthen. The actual future earnings in the future are in the foreseeable future, which is the biggest reason for the market to take a wait-and-see attitude towards the mining machine.