Neutrons, protons, mesons and other hadrons are composed of quarks, which are the more basic units (neutrons and protons are composed of red, blue and green quarks and belong to baryons; Mesons are made up of positive and negative quarks. Many Chinese physicists call quarks "stratons".

? Tricolor quark graph

The+-sign in the figure represents the smallest inseparable unit of positive and negative electromagnetic information-quantum bit.

(john wheeler, a famous physicist, once famously said: Everything comes from bit by bit.

After the prosperity of quantum information research, this concept has been sublimated to everything from quantum bits.

Note: One point is one point.