digital currency to invest in 2021 Knowledge graph

I saw the news that a high-rise building caught fire this afternoon. This is a warning to everyone. How can this happen? Don't they all have anti-leakage alarm devices now? You can check the listed companies that do testing instruments, and their demand will also rise in the future. Market share is also increasing. The performance will be guaranteed.Another hot spot is the reform of state-owned enterprises in Shanghai and quantum technology. Don't hesitate to follow the trend quickly. Don't wait for the price to rise before making up your mind, that would be bad. But it's almost the end of the year, so it's better to be stable. It's most important to keep the income. There will be plenty of time next year.The strong pressure is around 3480;

The support level is around 3400.Don't panic if you have stocks with good performance and prices don't rise. It will go up sooner or later. Just have tea and watch a play. Over and over again, you will get up before you know it.The pressure level is around 2300;

Near the strong support level 2230,Another hot spot is the reform of state-owned enterprises in Shanghai and quantum technology. Don't hesitate to follow the trend quickly. Don't wait for the price to rise before making up your mind, that would be bad. But it's almost the end of the year, so it's better to be stable. It's most important to keep the income. There will be plenty of time next year.If it is high, throw away the part that was sucked low the day before, and wait for the opportunity to step back and suck in at a low level.