Jianshui Onion is a geographical indication certification trademark.

Jianshui onions are a specialty of Jianshui County, Honghe Prefecture, Yunnan Province. There are two main types of onions in Jianshui County: red onions and yellow onions. They are the largest bulk vegetable sold outside Jianshui. They are mainly sold to the three northeastern provinces and various parts of North China. In recent years, they have been exported to Japan, South Korea and Southeast Asia.

Jianshui County is the hometown of vegetables, especially the early-maturing vegetables in winter and spring that are famous both inside and outside the province. Due to the superior natural conditions and rich variety resources, the county has a wide variety of vegetables. One of the pillar industries in the county with an output value of hundreds of millions of yuan. Onions are the leading variety of winter and spring vegetables in the county. They have a large planting area, high total yield, and contiguous scale. The annual planting area is stable between 25,000 and 30,000 acres. In 2010, despite the severe drought that had not happened in a century, the county's planting area still reached 18,300 acres, with a total output of 36,600 tons and a total output value of 65.88 million yuan. In 2011, the county's planting area is estimated to be more than 20,000 acres, with an estimated total output of 50,000 tons and an estimated total output value of 75 million yuan. Mainly distributed in Mian Dian, Lin'an, Xizhuang, Nanzhuang, Qinglong and other towns in the county. Among them, Miandian Town, the main production area, has an annual planting area of ??more than 10,000 acres. It is the main production area in the province second only to Yuanmou. Onion cultivation has brought significant economic benefits to the local people, making it the main production area of ??Miandian Town. A major pillar industry. More than 95% of the county's onion products are exported, mainly to Northeast China, North China, East China, Hong Kong, Macao, Russia, Japan, South Korea and other countries and regions. Their intrinsic quality and product appearance are generally appreciated by Chinese and foreign merchants.

Onion cultivation in Jianshui began in the early 1980s, and cultivation using plastic film covering began in 1982. After nearly thirty years of development, onions have become an industry of a certain scale in Jianshui County. Especially in recent years, with the great attention of governments at all levels, market-oriented, technology-based and benefit-centered, the development of the onion industry has been accelerated. In addition, the agricultural technology department has formulated standardized production technical regulations and comprehensive quality standards to regulate onion production, which has greatly improved the county's planting scale and quality, further improved its scientific and technological content, further stabilized its planting area, and improved its ability to withstand market risks. It has been further strengthened, especially since our county has stepped up efforts to build pollution-free vegetable bases. In 2001, it took the lead in implementing a 150-acre pollution-free onion base in Miandian Town, the main production area, which has better created and improved the brand and quality of onions. This makes it a major variety of winter and spring vegetables in the county that has a strong ability to withstand market risks and a relatively stable planting area.

Jianshui onions have good market reputation and "brand effect", and have great potential in domestic and foreign markets. The "Heyuan" brand registered by Heyuan Company and the "Tiandi Brand" onions registered by Tiandi Company in the county have been certified as pollution-free vegetables. The county's pollution-free onion production base covers an area of ??16,150 acres, with a total output of 40,375 tons. There are two main types of onions grown in the county: red onions and yellow onions (of which local self-bred red onions account for 65-70%). The main varieties grown are local red onions, American Golden Sun, Gobi, Red Onion, Japan's Super 502, 503, 504, etc. In recent years, the seed department has successively introduced new varieties such as Meiyang 806, 509, Meiyang No. 1, and Gaohua 703 for trial planting. They have shown strong adaptability and high yield, and are excellent varieties suitable for cultivation and promotion in the county. . The current main varieties have a short growth period, high yield, and sweet taste. These varieties are sold in the three northeastern provinces, South Korea, Japan, and Russia. Local red-skinned onions have a long growth period, low yield, but good quality and strong onion flavor. This variety is mainly sold to Shanghai, Hangzhou and other places.