Chino is a city in the western end of San Bernardino County, California, United States, with Los Angeles County to its west and Orange County to its south in the Southern California region. Chino is adjacent to Chino Hills, California. Chino's surroundings have long been a center of agriculture and dairy farming, providing milk products in Southern California and much of the southwestern United States. Chino's agricultural history dates back to the Spanish land grant forming Rancho Santa Ana del Chino. The area specialized in fruit orchards, row crops, and dairy.