one shot is the "gun tag", which refers to the Browning M19 pistol. The gun has a pistol pattern on the upper side of the handle guard plate and the left side of the sleeve seat, hence the name. It is one of the earliest semi-automatic pistol to enter China, and there are many imitations in China.

Erma is a "horse tag", which refers to the American Colt)M193 pistol.

"colt" means pony, so the company founded by Mr. pony takes a horse with its front hoof leaping as its trademark, and the pistol grips and sleeves produced by it have horse patterns.

Sanhuakou refers to Browning M191 pistol.

The muzzle cap of this gun has a ring of knurling at the front end to prevent it from slipping when the muzzle cap is removed, so it is called "chrysanthemum mouth".

four snakes and five dogs open their mouths to push

The "snake-brand hammer" refers to the German Sauer pocket pistol. The trademark pattern on the handle guard is a flower-shaped "S" letter, which looks like a snake, hence the name.

"Dog Paizi" comes from Spain, with a diameter of 6.35 mm. There is a running dog (running dog) on the handle guard, but its quality is uneven, some are well-made and some are rough, so it is called "three pieces of iron".

the so-called "open mouth pedal (stare)" is a Mao Se M191 or M1934 pistol. Its sleeve only covers the bolt at the back, and the front half of the barrel is exposed, "with its mouth open".