American Journals Publishing Center, USA https://www.american-journals.com/americanjournals American Journals Publishing Center (AJPC) was founded in USA. AJPC publishes multidisciplinary, peer-reviewed journal covering around 20 research fields. AJPC aims at publishing original and innovative research from scholars of various backgrounds, including university professors, instructors, graduate students as well as independent researchers. AJPC is ready to serve scientific researchers and scholars all over the world. One of the most important missions of AJPC is to collect valuable and up-to-date research achievements to contribute to the overall development of scientific research all over the world.