There are many round reddish-brown crawling bugs in the bathroom, about 1mm long, in the bathtub and on the wall. What is this? How to completely eliminate it?

This reddish-brown bug in the bathroom should be a Japanese fake ladybug.

Prevention and control methods:

Spraying 5% Laifuling EC and 2.5% dichlorvos EC for 3000 ~ 4000 times, or 90% crystal trichlorfon 1000 times, or 50% dichlorvos EC 1000 times.

5 grams of ladybug body fluid, 5 kilograms of water spray, has a good control effect, you can try.

After soaking cigarette butts in water for 8 hours, mix cigarette water with water 1: 10 and spray it where needed.

If the above cannot be effectively controlled, you can contact the pest epidemic prevention and detection department to kill it.