Longshan mineral water, specialties in Huairou District, Beijing. It has a mineralized taste, and it is better to drink and taste better. Scope of origin: Within the current administrative area of ​​Beizhai Village, Qiaoyu Town, Huairou District (east longitude 116°39'07′′, north latitude 40°20′57′′).

There are many mountains in Huairou, and the university scholar Xie Qian of the Ming Dynasty during the Ming Dynasty said: "Huairou is a shackle, and the Chonggang is a stack of thousands of miles." The mountainous area of ​​the whole area accounts for 89% of the total area. Among the rolling hills in the territory, there are 500 mountain peaks with names, and 24 towers with an altitude of over 1,000 meters. The famous high mountain Black Mountain in Beijing is 1533.9 meters above sea level. Located in the South Monkey Mountain of Mangxiang Township, the mouth is 1705 meters above sea level, which is the highest peak in the whole district. These vast, continuous mountains are the green Great Wall and natural barrier of the capital Beijing. There are many rivers, including Chaobai River, Baihe River and Huaihe River. There are 774 mountain springs, including 261 spring springs with stable springs such as Pearl Spring, Lotus Spring and Longtan Spring. Huairou Reservoir is located in the territory. It is a warm temperate semi-humid continental climate with an annual precipitation of 470 mm to 850 mm and an annual average temperature of 6 °C to 12 °C. The deposits include gold, copper, iron, and fluorite. Jingcheng, Daqin, Jingtong Railway and Beijing-Shenyang and Beijing-Canada highways transit. The scenic spots include the Mutianyu Great Wall, the Tang Dynasty ancient temple Hongluo Temple, Yanqi Lake, Qinglong Gorge, the original tribal garden, and the Shentangyu Natural Scenic Area. According to the new national standard of "Drinking Natural Mineral Water" promulgated by the State Bureau of Technical Supervision on October 1, 2009, mineral water is water containing more dissolved minerals or gases. The nine boundary indicators in the national standard include lithium and strontium. , zinc, selenium, bromide, iodide, metasilicate, free carbon dioxide and dissolved total solids, mineral water must have one or more requirements to reach the limit, in order to be called mineral water. The strontium content is in the range of 0.2 to 5 mg/l; the silicate mineral content is u0026gt; 25 mg/l; the total dissolved solidity is u003c1000 mg/l; and the ph value is between 5.0 and 7.0. The content of 锶(mg/l) in “Longshan sorghum mineral water” is between 2.0 and 4.6; the content of metasilicate (mg/l) is between 25-36 mg/l, which makes it a multi-trace element. Mineral water, metasilicate is beneficial to prevent and cure cardiovascular diseases such as arthritis and arteriosclerosis; the function of sputum is similar to that of calcium, which is beneficial to the growth of bones. The content of 龙 龙 锶 锶 锶 锶 “ “ “ “ “ 龙 龙 龙 龙 龙 龙 龙 龙 龙 龙 龙.

Technical requirements for quality of Longshan mineral water 1. Water source extraction of mineral water below 410 meters in the protected area. Second, water source protection must establish a three-level protection zone: 1. Strictly protected area: Within the radius of 200m outside the spring (well), a wall must be provided. 2. It is strictly forbidden to use pesticides and fertilizers, and there must be no activities that damage the hydrogeological conditions of the water source. 3. Monitoring area: It is forbidden to build various dumping sites for garbage, manure and toxic and hazardous waste within a radius of not less than 1000m. It is forbidden to build residential areas, resorts and production enterprises that may cause pollution. Third, the amount of mining per day does not exceed 110 tons / day. Fourth, the production process of mineral raw water → activated carbon raw water storage tank → mechanical filtration → three-stage fine filtration → reduce turbidity → color → disinfection → filling → finished products. V. Quality characteristics 1. Sensory features: mineralized taste, refreshing drink, low-temperature drinking taste better. . 2. (2) Metasilicate content: 25 mg / L - 30 mg / L. 3. Safety requirements: Product safety indicators must meet the relevant regulations of the state for similar products.

Apply to：
Producers within the Longshan mineral water production area may apply to the Huairou District Quality and Technical Supervision Bureau of Beijing for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Beijing Municipal Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The testing organization of Longshan Mineral Water is selected by the Beijing Municipal Bureau of Quality and Technical Supervision in the testing institutions that meet the qualification requirements.