Sometimes for luck, we will give a non-integer number, such as 399 (for a long time), 588, 666, 888 and so on. According to the relationship between intimacy and distance, of course, we should also combine our own economic strength. Integers are generally more than 200,400,600,800. Give it to colleagues, usually 200 or 400, depending on the relationship between you, but it is best to give the same to avoid being gossiped by others. Good friends or classmates usually pack 600 or 800, and those with better conditions can also pack 1000. For relatives, such as their brothers and sisters, it really depends on their own situation. Tens of thousands of good conditions are not too much, and those with poor conditions can get more than 1000. As for the average relative, it is controlled at around 1000. Usually give the groom a red envelope when they meet. If you are a friend of the groom, you can give it to the bride or send it to the reception desk. 1, which can be written vertically or horizontally (vertical in ancient Chinese and horizontal in modern Chinese). You can write the name of the bride and groom, or you can not write it (write it if you know it, because there will be many relatives and friends on the wedding day, and you can't remember who sent it without writing the name. Write them vertically in the lower left corner and horizontally in the lower right corner. You can write a lot of wedding red envelopes, but you'd better write four sentences.