Vanilla, English name sweet herb; sweetgrass, scientific name Hu Luzi, native to Europe, introduced into China in recent years, is a high economic value, annual herbaceous spice plants. Because it has a strong and persistent aromatic odor, settled in the community, courtyard, can purify the surrounding environment, and antiseptic, bactericidal, insect repellent special performance and won the favor of the public living room. It's straw and seeds contained in the huluba alkaloids, Tejingin, a variety of saponins and volatile fatty acids, is now widely used in textiles, building materials, cigarettes and food and wine in the field of aromatizers. At present, some countries have turned to the use of vanilla extract as a natural flavor enhancer for cosmetics and beverages, the market demand year by year, demand exceeds supply. Vanilla is also a flavor of Chinese medicine, the whole grass into medicine. It has the effect of calming the brain and tranquilizing the mind, relieving fatigue and relieving pain. Vanilla is an annual herbaceous plant, divided into grass, granular class with two kinds, when mature plants put out an attractive aroma, dried in the room, the fragrance filled the air, long-lasting. Vanilla is more expensive, so most vanilla-flavored foods, in order to reduce costs, generally not possible to use real vanilla, but to add vanilla flavor vanilla flavoring, such as yogurt, ice cream and so on. Vanilla flavor due to the large number of natural Vanilla Bean Extract, rich in aroma, can increase the taste of food, but also to strengthen the unique flavor of the food itself, such as the use of tea beverages, but also to increase the odor of tea, coffee can be used to increase the aroma of coffee, so that the tongue feel more comfortable. Applicable objects: 1. Beverages, all kinds of baked goods, cakes, black tea and other kinds of products. 2. Frozen products: vanilla flavor is the basic raw material for ice cream, and can also be added to coffee, chocolate, SSL, etc. to enhance its flavor. 3. Biscuits: vanilla flavor is the main spice for cookies, and other cream spices, milk spices and so on. 4. Chocolate: the product is suitable for the use of vanilla flavor or with cream flavor, water, fruit flavor and use. The so-called vanilla flavor is added to the food in the spice "vanilla orchid". Natural vanilla orchid is the pods of this tropical plant, Hainan Island, China, first introduced from abroad to grow successfully, is a high-grade edible spices. The pods, when dried, are about 10 centimeters long, chopstick-thin, brown in color, and have a special aroma, somewhat like butter cookies (usually with vanilla). Aromatic plants with incomplete statistics in the world there are more than 3,600 kinds of, was effectively developed and utilized more than 400 kinds of, belonging to the family of lips, Asteraceae, Umbelliferae, Cruciferae, Rutaceae, Zingiberaceae, Leguminosae, Iridaceae, Rosaceae. The origin of these species is mainly distributed in the Mediterranean coast as the center of the European countries, followed by Central Asia, China, India, South America and other regions also have a large distribution. Aromatic plants are both medicinal plants and spice plants **** have the attributes of the plant group. Aromatic plants in addition to its medicinal value, it also contains aroma components, and this component can be extracted as essential oils used in medicine, food processing, cosmetics and other industries. This essential oil is an important part of natural flavors and fragrances, because natural fragrances have synthetic fragrances can not be replaced, the unique flavor, still contains so far has not yet been clarified, in the aroma of a special contribution to the micro-constituents, as well as most of the non-existence of toxic side effects and other reasons, so the production of natural fragrances sells well. Currently in Europe, America, Japan and other developed countries, natural flavors are unstoppable trend in various fields to fully replace synthetic flavors. At the same time in recent scientific research also found that it contains many medicinal components and aroma components, but also contains antioxidant substances, antibacterial substances and natural pigments and other components, which means that aromatic plants can not only replace the chemical synthesis of spices, but also means that is now being widely used in many of the synthetic antioxidant substances, antibacterial substances and chemical dyes will be in the near future to be replaced by aromatic plants. Experimental results in recent years have also found that aromatic plants contain a large number of nutrients and trace elements in addition to the above medicinal and aromatic components, with a higher rate of content than other crops and vegetables. Due to the recent development of the chemical industry, the myth of the omnipotence of chemistry almost ruled for nearly half a century, the research on the development and utilization of aromatic plants was interrupted for a long period of time, however, today people have all kinds of misgivings about chemical synthetics, so much so that it makes it necessary for us to reacquaint ourselves with the aromatic plants. As people's lives continue to improve and the range of applications continues to expand, the consumption of natural flavors will continue to increase, both in China and in the world. In recent decades, the world's spice industry has developed rapidly, the output value of the spice industry from 7.8 billion U.S. dollars in 1990 rose to 9.6 billion U.S. dollars in 1995, with an average annual growth rate of about 5%, to 2000 is expected to reach 121 U.S. dollars, will maintain a 5% annual growth rate. But China's current share of the world market in the spice only 5% or so, with China's 1.2 billion population of the status of the country does not match, Japan's share of 12%, while the United States reached 20%. Currently facing the increasingly fierce international competition, to the development of China's spice industry has brought a rare opportunity, but also brought challenges.