Kumquats in Youxi County were first planted in Hongpai Village of Baziqiao. According to the "Youxi County Chronicle" in the 50th year of Emperor Kangxi of the Qing Dynasty (1711): "Kumquats are called golden dates when they are long and golden when they are round. Orange. There is also kumquat, commonly known as golden bean. It can be seen that kumquat has been cultivated in Youxi for at least 270 years. In recent years, Baziqiao and Guanqian townships have a planting area of ??more than 10,000 acres and a total output of more than 1,100 tons. They are known as the "hometown of kumquats" in Fujian. Youxi County has now become one of the four major kumqua producing areas in the country.

Youxi kumquats are beautiful in shape, fresh in color, juicy and tender, sweet, sour and delicious. Especially those produced in the "Sanhong" of Baziqiao (i.e. Hongpai, Hongcun and Hongtian villages) have the best quality. Its pulp contains a variety of vitamins, carbohydrates, proteins, fats, minerals, etc., and its nutritional value ranks among the best among citrus fruits. In addition to being eaten fresh, kumquats can also be processed into juice, jam, cans, and preserves. Youxi County Cannery and Kumquat Products Factory have made cans and jams for sale. Manufacturers in Xiamen, Fuzhou and other places use Youxi kumquats as raw materials and process them into canned kumquats and preserves, which are exported to Southeast Asia, Europe and the United States.

Youxi currently has an area of ??101,512 acres of kumquats, accounting for 61% of the fruit area. The output in 1999 was 35,900 tons, accounting for 46% of the fruit output. Since 1984, Youxi County has established a cooperative relationship with the provincial and municipal science and technology commissions and agricultural departments. With the support of the government, systematic research on high-yield and high-quality kumquat cultivation and storage and processing technologies was implemented, and a series of results were achieved, with a yield per mu of 1,700 kilograms. The development of kumquat fruit has also achieved preliminary results. In 1990, it jointly developed sugar kumquats with Fujian Agricultural University, and the county cannery developed and trial-produced kumquat juice. On this basis, the local standard for kumquat fruits "Youxi Kumquat" was formulated, which was issued and implemented by the Fujian Provincial Technical Supervision Bureau. The main producing areas of Youxi kumquats are Guanqian and Baziqiao townships. It is estimated that in 2005, it can produce 17,000 tons of fruit and have an output value of 40 million yuan.

After years of development, Youxi kumquats have become a cash cow for local farmers. In Guanqian Town and Baziqiao Township, the main producing areas, farmers' annual per capita income from kumquats reaches more than 400 yuan, accounting for 12% of farmers' income. In 1997, they registered the "Xiufeng" trademark for kumquat fresh fruits, formulated unified sales grade standards, and increased publicity. , build the brand. Today, Youxi kumquats are sold well in large and medium-sized cities such as Shanghai, Hangzhou, Guangzhou, Fuzhou, and Kunming.

In December 2004, it was recognized as a pollution-free agricultural product kumquat base by the Ministry of Agriculture; in February 2005, it was also recognized as pollution-free by the Agricultural Products Quality and Security Inspection Center of the Ministry of Agriculture. At present, kumquats have become a magic weapon for local farmers to get rich. Hongcun, Guanqian Town, can produce more than 1,000 tons of kumquats annually, and the village’s income from this alone is more than 4 million yuan; Zheng Dengtang of Guokengdi Natural Village, Hongtian Village, Baziqiao Township, has contracted a large area of ??kumquat groves, and the average size of the kumquats planted ranks among Bazi. Qiaoqianli, with an average annual income of 100,000 yuan, Zheng Tengli, planting more than 500 kumquats, is expected to earn 50,000 yuan in 2005.