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.
About Sindhi Language
According to Wikipedia.org, Sindhi is an Indo-Aryan language and is spoken in the Sindh region. It is popular in the western part of the Indian subcontinent and is spoken by the Sindhi people. Sindhi is the official language of the Pakistani province of Sindh. In India, Sindhi is a scheduled language and was officially recognized by the government. Sindhi is not the official language of other states in India. Sindhi is also the official language of Rajasthan, India. The students learn Sindhi in the Indian state of Rajasthan. Sindhi used to be the national language of Sindh. Pakistan Sindh Assemble has made the Sindhi language compulsory in the private schools of Sindh. All educational institutions have made it compulsory for the students to learn Sindhi. The government has ordered to employment of Sindhi teachers in the private schools in Sindh.