city of industry-an industrial city, located in Los Angeles Country, greater los angeles area, 21 miles (32 kilometers) east of the city. The west and northwest are the South El Monte City, the north is West Covina City, the east is Diamond Bar City, and the southeast is Rowland Heights City. Haceinda Heights City is in the south and Whittier City is in the southwest. This area is inhabited by Chinese, and there are many new and old Chinese immigrants.

Greater Los Angeles is made up of more than 111 connected cities, including Los Angeles City and industrial city. Usually, when we say Los Angeles, we mean the whole of greater los angeles area, commonly known as Los Angeles, which includes Los Angeles Country, Chinese people also call it Los Angeles County) and Orange County (orange county, which Chinese people all call orange county). In Los Angeles County, there is Los Angeles City, which is generally called downtown.