Silicon Valley, located in the south of San Francisco Bay Area, a metropolis in northern California, is another name of Santa Clara Valley where high-tech enterprises gather. Silicon Valley is the first place to research and produce silicon-based semiconductor chips, hence its name.

Geographically, Silicon Valley is located in Santa Clara County, between San Francisco and San Francisco in northern California. This is a peninsula about 30 miles long and 65,438+00 miles wide. Geographically, Silicon Valley originally included only Santa Clara Valley, mainly located in Santa Clara County in the south of the San Francisco Bay Area, and also included a 25-mile-long valley from Palo Alto, a subordinate city of the county, to San Jose, the capital of the county.

Later, it gradually expanded to include Santa Clara County, some cities in san mateo County in the southwest of the San Francisco Bay Area (such as Menlo Park) and some cities in Alameda County in the east of the San Francisco Bay Area (such as fremont).

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California is the most developed agricultural state in the United States. Agricultural land accounts for 30% of the state. Mainly used for irrigation agriculture. There are hundreds of kinds of agricultural products. The output of sugarcane, vegetables and fruits occupies a prominent position in the country, and the output of cotton is the second; Rice yield is second; It is an important milk, egg and meat producing area in China; The central valley is the richest agricultural belt.

Forestry is developed, and it is one of the three major timber producing countries in China. The fishery output value ranks first in China, and San Francisco, San Diego and San Pedro are important fishing ports.