Chinese grammar has no tenses and each verb has only one form. No matter what noun or pronoun you use, the form of the verb remains the same.

Chinese Characters are the founding block/unit of Chinese language, because one or more Chinese characters form words, phrases, and sentences.

China  has a history of five thousand years and has a unique culture.  It is the only continuous ancient civilization. Other ancient civilizations have changed, discontinued, withered or perished. 

Chinese Pinyin is essential and most fundamental knowledge for all serious Chinese learners. The following introduce the basic knowledge of Chinese Pinyin.