Words are not separated by spaces or any other character. There is no case distinction. The visual forms of characters don't interact.
-In its 'main' category, CLDR lists 2,210 characters for the Simplified Chinese orthography, and 2,180 for Traditional Chinese. Combined, this includes 3,026 unique characters, and an overlap of 1,064 characters. A working set of characters for modern Chinese may include 3 times this number, and the Unicode Standard includes approaching 100,000 Han characters, many of which are archaic or esoteric.
+A working set of characters for modern Chinese may include 10,000 characters, and number of characters in the Unicode Standard approaches 100,000 Han code points, many of which are archaic or esoteric. In fact, various regions define their own character sets, such as the 3,500 characters in the Tier I Table of 通用规范汉字表 (General Standard Chinese Characters) in Mainland China, the 4,808 characters in the Taiwanese 常用“国字”标准字体表 (Chart of Standard Forms of Common National Characters), the 4,759 characters in 常用字字形表 (Common Chinese Characters) in Hong Kong SAR, or the sets of 欢乐伙伴 ("Happy Buddy") characters for Singaporean primary schools.
The language is tonal, but the tones are not written explicitly.
-Chinese has no combining marks, but has many punctuation marks. It also has a relatively complex set of typographic rules.
+As a general rule, Chinese has no combining marks, but ideographic tone marks may be used in contexts such as university literature courses and Chinese opera. On the other hand, Chinese has many punctuation marks. It also has a relatively complex set of typographic rules.