When the browser opens a secured connection, https can be seen in the URL instead of just http. To know if a website is secure or not, look for the locked yellow colored padlock symbol on the lower right corner of the browser window. Some web sites use a secure connection between the web site and your browser.
93%. the literacy rate of China is 82%. but it wasn't always this high! prior to 1999 only 20% of Chinese were literate!
Practice writing Chinese and the characters. It is said that if you learn at any rate 800 of them, you will be in a position to retain at least, or more, 86% of the characters ordinarily used. Double that and the comprehension rises to approximately 95% recognition.