The Greater Los Angeles is one of the areas in the United States of America with the greatest proportion of ethnical Chinese immigrants. According to the 2018 census, there were 4.025 million Chinese Americans in the U.S, of which approximately 1.3 million were in California and around 700,000 were in Greater Los Angeles. The Greater Los Angeles area also accommodates the greatest proportion of immigrants from Taiwan. The 2018 census report indicates that there were 110,000 Taiwanese American in California, of which 70,000 in Greater Los Angeles. In the State of Arizona, there were 5,135 Taiwanese Americans.
The State of Arizona was assigned to the center's service area on September 14, 2017. In the state of Arizona, Chinese and Taiwanese immigrants mostly live in Phoenix and Tucson. Phoenix is Arizona's largest city with approximate 4.3 million people as of 2010, of which 4% are Asian Americans. As of 2014, the top five industries were: real estate, finance and insurance, manufacturing, retail trade and health care. Phoenix is Taipei City's sister city. Tucson is the second largest city in the state. The population is approximately 524,000 as of 2010, of which 3% were Asian Americans. Much of Tucson's economic development has been centered on the development of the University of Arizona, which is currently the second largest employer in the city. High-tech and tourism are major industries in Tucson. Tucson is Taichung City's sister city. Immigrants from China and Taiwan mostly engage in catering, real estate, and insurance business.
The Chinese Consolidated Benevolent Association (CCBA) Los Angeles is the oldest leading association in the overseas compatriot community. It was established over 100 years ago. The CCBA has 27 member associations, including family associations, benevolent associations and social associations. Many of the member associations of the CCBA are hanging the flag of the Republic of China inside and outside of its premises to show their support for the ROC (Taiwan) and the value of freedom and democracy
The later formed associations in the community of Greater Los Angeles are primarily established by professionals who initially came to the United States from Taiwan for their education and became immigrants. Some of the associations were formed by overseas compatriot operated business people immigrated to the United States from Taiwan. Most of these organizations have been closely connected to one another and support the government of the Republic of China (Taiwan).
In the Greater Los Angeles area and the State of Arizona, there are approximately 110 overseas compatriot schools with total 1,200 teachers, 25,000 students, and 2,000 staff. Of which 86 schools are members of the Southern California Council of Chinese Schools (SCCCS). There are 42 member schools of the SCCCS receive text books from the Overseas Community Affair Council (OCAC) through the assistance of the Culture Center of T.E.C.O in Los Angeles (El Monte).