About Hausa Language
According to Wikipedia.org, Hausa is a Chadic language and is spoken by the Hausa people. It is spoken mainly within the northern half of Nigeria and the southern half of Niger. The language is spoken by significant minorities in Chad, Benin, and Cameroon. Hausa is a member of the Afroasiatic language family. It is a widely spoken language in the Chadic branch of that family. Ethnologue is spoken as a first language in different parts of the world. It is spoken by 47 million people and is the second language of 25 million people. The total number of Hausa speakers reach up an estimated 72 million. According to the recent estimations, the language Hausa is spoken by 100–150 million people. The Hausa-speaking film industry has gained a lot of popularity. The native speakers of Hausa, are found in Niger, in Northern Nigeria, Northern Cameroon, and Chad. The language is used as a lingua franca. It is spoken by many non-native speakers and is spoken in most of Northern Nigeria and Southern Niger. It is the trade language across all of West Africa, Benin, Ghana, Cameroon, Togo, Chad, and many other parts of the world.
About Chinese (Simplified) Language
According to Wikipedia.org, Chinese is the official language of China and Hong Kong. The simplified characters are one of the major written scripts in China. These characters are not only used in China but other places in the world. Most of the children studying in Malaysia and Singapore all know simplified Chinese. They are also used in Hong Kong, Taiwan and even Japan. The traditional characters have been a choice in books and texts majorly. However in the modern era it covers the majority of contemporary Chinese text. In China the dialect of Chinese people is known as mandarin. It is studied with simplified characters of Chinese. You will be surprised to know that simplified characters are not used for writing. About 1.3 billion people in the world speak Chinese language.