Su ancestral home in Gansu.

Gansu Su originated in Jiuquan.

Data expansion:

Gansu Province, referred to as "Gan" or "Long" for short, is a provincial administrative region of People's Republic of China (PRC), with Lanzhou as its capital. Located in the northwest of China, it connects Shaanxi in the east, Xinjiang in the west, Sichuan and Qinghai in the south, Ningxia and Inner Mongolia in the north and Mongolia in the northwest.

It is located between 3211'-42 57' north latitude and 9213'-108 46' east longitude, with a total area of 425,800 square kilometers. By the end of 2022, there were 12 prefecture-level cities and 2 autonomous prefectures in Gansu Province. By the end of 2022, the resident population of Gansu Province was 24,924,200.

By the end of 2022, there were 5 national engineering technology research centers and 9 national enterprise technology centers/kloc-0. Annual registration of provincial scientific and technological achievements 185 1.

Among them, basic theory 6 18, applied technology achievement 165438, soft science 45. The number of patents granted was 22,490, down by 13.69%, of which 2,472 were invention patents, up by 9.72%. There are 1.2 million effective invention patents, and the number of invention patents per 10,000 population is 4.82.

* * * Signed technical contracts 1324 1, up 30.11%year-on-year; The turnover of technology contracts was 33.857 billion yuan, an increase of 20.73%. There are 8 meteorological radar observation stations and 2 satellite cloud image receiving stations in the province.

There are a total of 808 seismic stations (points) 1808 in the province, including 4 manned seismic stations 14 and 4 unattended seismic stations 1794.

In 20021year, there were 19700 graduate students, 54700 graduate students and 12800 graduates in Gansu province. Students 179800, students13400, graduates 14000. Secondary vocational education enrolled 83,900 students, with 202,200 students and 52,400 graduates.

Ordinary high school students 17 18000, students15200, graduates 1765438. Junior high school enrolled 305,300 students, 884,800 students and 294,000 graduates.

Ordinary primary schools enrolled 3301.300,000 students, 2.025 million students and 307,400 graduates. Special education enrolls 3,600 students and 22,000 students. There are 970,300 children in the kindergarten. The consolidation rate of nine-year compulsory education is 97.3%, and the gross enrollment rate in senior high school is 95.3%.