Different types of electronic cigarette hosts
The different types of hosts are the differences in control functions
Regulator host (box): The output power and current are controlled by the...
Can e-cigarettes be smoked in public?
We all know that "smoking is harmful to health", so in recent years, e-cigarettes, which are regarded as a substitute for ordinary cigarettes and have a v...
In June 1943, Hungarian journalist Biro Laszlo and his brother Georg invented the first ball pen - a pen with a rolling miniature steel ball as the tip - and applied for a new patent at the Europ...
Are you interested in Johnshen's free ink pen?There are 3 advantages of free ink pen for you.1. The direct filling system of free ink pen makes sure smooth writing performance.2. A perfect combin...