Country of origin: Yanjin Henan China

Product package: 10kg/carton
Product specifications: S:150--300g, M: 300--600g, L:600g+
Product features: Natural green food, crisp and sweet , noble color, wide application.
      
Why does the sweet potato need detoxification?
 
    Sweet potato in traditional farming appeared degradation, and the plant area is shrinking. Some farmers thought that the land affected the production, sweet potato can only grow in sand land, so they are afraid to cultivate. Actually the main reason is insect virus infection, restraining the growth of sweet potato, thus lowering the production capacity. The detoxification sweet potato is to remove virus from sweet potato, recover the health state. The production is raised by 80%.
 
What is the reason for the degradation of sweet potato?
 It is proved that the degradation of sweet potato is due to virus infection. It is reported that there are currently 10 type virus in the world with sweet potato feathery mottle Virus and Sweet potato latent virus as the main viruses in China.
 
 
How does the virus infect the sweet potato?
 The transmission path includes: contact, insect, nematode and fungus virus. Insect transmission is the main path.
 
 
How to make a distinction between virus-free sweet potato and common sweet potato?
 Virus-free sweet potato: smooth surface, bright color, no black plague and cracks.
Common sweet potato: Not smooth surface, black plague and cracks.
 
 
Virus-free sweet potato: high quality, high production and good taste
 Sweet potato is rich in mucoprotein, vitamin C, and the content of vitamin A is close to that of carrot. Regular consumption could lower cholesterol, reduce subcutaneous fat, tonify deficiency, benefit qi, strengthen the spleen and stomach, improve kidney, as well as helpful for skin care and beauty.
It is proved that the degradation of sweet potato is due to virus infection. It is reported that there are currently 10 type virus in the world with sweet potato feathery mottle Virus and Sweet potato latent virus as the main viruses in China.
Nutrient contents:Sweet potatoes contain dietary fiber、carotene、vitaminA 、B、C、E and mineral materials including K、 Fe、 Cu、 Se、 Ca. The nutritional value is very high.It has a "ten best vegetables"title which is selected by the world health organization.
 Nutrient function:1.There is a kind of active material called "DHEA' in sweet potato,which could prevent and cure breast and intestinal cancer.
2. Sweet potato also has rich mucus protein, with the function of improving human body immunity,promote cholesterol metabolism,prevent atherosclerosis and reduce cardiovascular disease.
3. Dietary fiber accounts for 40% in sweet potato,effectively stimulate bowl path wriggles, prevent and cure constipation.
4.A kind of estrogenic ingredient in sweet potato could keep skin fine and anti--aging.
5.The fibrin and pectin in sweet potato could prevent sugar to be tranformed into fat, lose weight.
Honorary title:
1.Sweet potato ranks first among cancer--fighting vegetables.According to the study of cancer prevention and research institute on 40 cancer--fighting vegetables, processed sweet potato and fresh sweet potato rank first and second, respectively 98.7% and 94.4%.
2.It is honored as "vegetables queen" by Asia Vegetable Research Institute.
3.Awarded as 'longevity Food' by nutritionist.
Advantages:Xinxiang Tongrenxiang Industrial Co., Ltd is located in the biggest Virus-free sweet potato planting area in China. We have cooperated with many sweet potato planting cooperatives and developed a complete sweet potato  industry chain through the scientific management from seeding, planting, purchase and storage. Our sweet potatoes are popular all over the world with features including  high quality, high production and good taste.  “Tongrenxiang” sweet potato has become a symbolic brand, well sold to 16 countries and regions including Asia, Europe, Africa and South America. We also set up long-term strategic partnerships with globally-influenced sweet potato dealers. We warmly and honestly welcome dealers at home and abroad to visit us for business cooperation.