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HOT MINERAL WATER and LIGHTNING MINERAL is the main source of raw material to create the unique services  of Sao Mai 21st Century Co., Ltd that is soak in mud , soak in hot mineral water and  warm swimming pools.


  • Legal: Sao Mai 21st Century Co., Ltd has been granted a mineral exploited license by the Ministry of Natural Resources and Environment No. 43 / GP-BTNMT on January 11th, 2005 and No. 82 / GP-BTNMT on 12th, January, 2018.
  • Location: in Vinh Phuong commune, Nha Trang city, Khanh Hoa province.
  • Exploitation: The source of hot mineral water is exploited from a depth of 100m. Hot mineral water is led by a heat-resistant PVC pipe from Vinh Phuong commune to Mud Bath Ba about 4km.
  • Quality: Based on the "Mineral water index and classification criteria" of the Ministry of Industry and based on the results of sample analysis and monitoring, the mineral water source is determined as medium hot mineral water (reaching 56 - 600C),high mineralization, Clorur - sodium calcium and is named as: hot silicon mineral water - flour, high mineralization.


- After exploiting from a depth of 100m, hot mineral water leads to Thap Ba Mud Bath and the temperature is reduced to about 39 – 42 degrees Celsius to serve bathing.

- During bathing in mineral water, the change of ions between water and skin causes causes an important change in the body's mineral balance.

- After taking mineral water, a component of salt left on the skin, most of this salt absorbs water to make skin circulation stronger, stimulating blood circulation.
For diabetes mellitus, salty water works well to reduce blood sugar and urinary tract. In this effect, the most direct effect is Clorur ion, which balances Clorur reduction, characteristic of diabetes.


  • Legal: Sao Mai Company Limited Century 21 has been granted permit for exploited minearl mud license by People's Committee of Khanh Hoa Province No. 359 / GP-UBND on January,31th, 2018 and No. 361 / GP-UBND on January,31th, 2018.
  • Location: in Ninh Loc Commune - Ninh Hung, Ninh Hoa Town, Khanh Hoa Province.
  • Exploitation: mineral clay mud is exploited openly, located in the valley of the mountains.
  • Quality: Through analysis of physical and chemical samples, determining mineral mud in Ninh Loc - Ninh Hung is inorganic mineral mud. The results of physical analysis sample show that mud has a large fineness, clay content - powder 61.23%; sand 38.78%; average humidity 145.8%; average density 2.64g / cm3; average flow limit of 47.75%; average plastic limit 22.25%; average viscosity 5.25.

The composition of clay minerals is mainly motmorilonite, hydromica and kaolinite. The result of analyzing the swelling degree of mineral mud is 6.6 times.

The chemical composition of sludge is mainly silicon, content of SiO2 is for 66.64%.Low organic content (0.80%).

The body of mineral mud is 0.8 - 2.5m thick, light yellow gray colour, straw yellow, fluffy, smooth, liquid, contains little sand. In the mud there is the pressure of mineral water oozing out, the form of fluorine - sillicon mineral water.


- After exploiting from the mud mine take to Thap Ba Mud Bath, mineral mud is carried out to work "centrifugal mud" to remove sandy in mud.

- Mud is mixed with hot mineral water to create a mineral mud with moderate consistency for bathing.

- When serving, mud is used directly (for collective mud bath service) or warmed about 37 - 380C.

- During the time of soaking in hot mineral mud, the most obvious feeling is the flushed skin caused by minerals penetrating into the skin, removing dead skin cells, increasing the amount of red blood cells in the body.

Sao Mai Co., Ltd. Century 21 has registered the copyright of 1839/2007 / QTG certified by the Office of Copyright and Art Literature on August 17, 2007, on the work "the research article on method Natural mineral mud bathing "as follows:


Sao Mai 21st Century Co., Ltd  has registered the copyright of 1839/2007/ QTG certified by the Office of Copyright and Art Literature on 17th, August, 2007, on the works "the research article on Natural mineral mud bath method "as follows:

  • Shower spray: help clean the body before soaking in mud.
  • Soak in hot mineral mud (15-20 minutes): help stimulate blood circulation.
  • Sun drying: make mud dry and seep into the skin.
  • Bath to remove dry mud on skin: helps remove dead skin cells.
  • Use hydrotherapy: relax the muscles and acupuncture points on the body.
  • Soak in hot mineral water (30-35 minutes): help minerals penetrate into the body.
  • Use warm mineral water pool : The whole body works to help the spirit is more refreshing.


05 feelings when soaking in mud and hot mineral water at Thap Ba Nha Trang Mud Bath

  1. "Floating": when soaking in mud, let relax the whole body to feel the whole body "float - float - float" a quantity of salt in mud and mineral water are the main causes of floating body.
  2. "Pink skin": It is not an allergy, cause is the temperature of hot mineral mud stimulates blood circulation in the body.
  3. Relieve and reduce stress: everyone has their own ways to balance their own lives, so being alone in mud pools or playing with friends in mud pools is a solution to relieve stress, create an energy after hard working days.
  4. Soft and smooth skin: Mineral mud helps to remove dead cells on the skin, which helps skin look smoother and brighter.
  5. Cheerful: after soaking mud and hot mineral water, the body is cleaned, create a sense of lightness, excitement, love the life and love yourselves more and more.

Please read the "Regulations and recommendations" page for a happy and refreshing holiday at Thap Ba Nha Trang Mud Bath.

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