Sandu Town is located in the eastern part of Jiande, adjacent to Pujiang River in the east, Lanxi River in the south, and Tonglu in the north. It is located in the middle section of the "Hangzhou-Fuchunjiang-Xin'anjiang-Qiandao Lake-Huangshan" golden tourist route, where the three rivers meet. It covers an area of ??193.6 square kilometers, governs 19 administrative villages and 1 neighborhood committee, and has a total population of 26,000.
In 2011, the town achieved total fiscal revenue of 19.86 million yuan, of which local fiscal revenue was 5.5 million yuan, and the per capita net income of farmers was 8,461 yuan. The total industrial economy of Sandu Town is relatively small. The industries mainly involve umbrella stands, home textiles, casting, hardware and other industries. There are 14 enterprises above designated size. In 2011, the industrial sales output value was 2.002 billion yuan.
The construction of Sandu Industrial Platform is becoming increasingly complete. The industrial functional zone is located along the Sanjiang River, with a planned area of ??1,503 acres. It is an industrial block integrating industry, tourism, leisure, and commerce. There are currently 34 companies in the park. , is one of the functional areas with the best construction speed, image progress, infrastructure and service functions at the township level in the city, and has created a provincial "small and medium-sized enterprise entrepreneurial base".
Sandu is a large agricultural town in Jiande and is the fourth batch of provincial-level modern agricultural comprehensive zone establishment units. The traditional industries are represented by fruits (citrus), aquatic products, saffron, and torreya, and it has the reputation of "two waters, one flower, and one fruit". Citrus is Sandu Town's leading industry, with a planting area of ??28,000 acres and an annual output of 62,000 tons. It has the largest planting base in Hangzhou. The aquatic product base covers an area of ??3,900 acres, with more than 20 species of aquatic products such as fish and crabs cultivated, with an annual output of 3,300 tons of freshwater products; it has the largest saffron base in the country, with a planting area of ??2,900 acres and an annual output of 2,900 kilograms. The Honghua trademark is a famous trademark in Zhejiang Province; the torreya base is 18,000 acres, with an annual output of 50,000 kilograms. It is the largest torreya producing area in Hangzhou. "Dakuwan" torreya is a famous agricultural product in Zhejiang Province. At the same time, a number of emerging industries such as white tea, golden tea, blueberries, alpine vegetables, aloe vera, purple sweet potatoes, and sika deer have injected vitality into the sustainable development of agriculture in Sandu.
It has successively won honors such as the National Beautiful Environmental Township, the Provincial Ecological Town, and the Provincial Strong Tourism Town. It is also known as a famous umbrella-making town in China, the hometown of high-quality citrus in China, and the hometown of alpine vegetables in China. , the hometown of saffron in China, a strong fruit town with agricultural characteristics and advantages in Zhejiang Province, the first batch of pollution-free bases for the provincial Qianglong Agricultural Project, and the number one town in the fruit industry in Hangzhou.