1. What is a laser?
Laser is the light produced by certain substances when they are excited by energy.
This substance can be a gas, a liquid or a solid,...
First of all, all the photoelectric beauty equipment you can access on the market is actually 5 types: LED, photon, laser, radio frequency, ultrasonic...
In recent years, the rapid development of China’s medical machinery industry, medical equipment import and export enterprises will be more than 10,000,...
