Zhang zhongjing is a well-known physician master in East Han Dynasty, who was an official of Changsha County. He serves citizens as a doctor and save their lives, after many years study and research, a book <Shang Han Za Bing Lun> was born, which boost the Chinese herbal medicine theory and clinical curement rate, the later

This article is not just for one pathogen. The virus exists for countless years, not only from this year. It was incorrect to ignore personal hygiene in the past, and the following should be done right now. Now there is no need to be over-reacted, and it’s enough to follow the rules below. Three major

Stop Guessing your size but to measure it as following: Prepare a string(Figure.1) Wrapping string on your target finger(Figure.2) Mark two ends(Figure.3) Measure by Ruler(Figure.4)   Refer your Circumference to "International Ring Size Chart" as following: It's the same Principle as the Bracelet Size:   Notes: The Length you Measure might have some  Deviation Pls