Some things you may know are those that commemorate the deceased
We can narrow the scope
Avoid knives. Various Mongolian knives, Tibetan knives and some toy guns should be avoided as gifts as they have a certain chilling atmosphere and have a bad connotation. It can easily lead to emotional breakdown.
The second one is to send something about chestnuts and pears, because they are homophones for "leave", "separation" and "parting".
The same goes for shoes and socks, because shoes and socks represent the meaning of going their separate ways, which will make the other party suspicious.
Avoid giving items related to faith or Feng Shui, such as Bagua mirrors, peace charms, or other things with Feng Shui significance. Such items are obtained based on different horoscopes. It is most taboo to give gifts. If these are not in line with the opponent's situation, they will still be a burden and cannot be thrown away.
Avoid giving items from ferocious birds and beasts. For example: cross stitches of lions and tigers, ink paintings, or some related dolls, which are not suitable for gifts to people in love.