International Certification Institute core journals (ICIJ) is an academic journal certification body registered by California Government (registration number: 3144037) and jointly certified by three levels of authorities including the US Federal Government, the US California Government and notary of the US California Notary Office. It is mainly engaged in the international certification of the primary, intermediate and senior qualifications for editors, the international certification and acceptance of academic journals, collected papers and electronic journals, as well as the certification of circulations of academic journals, K copy of international standard, advertisements, prices, regional coverage, international awards, acceptance in various major international databases, Alexa world traffic rank of URL, the editorial quality of editing and the quality of academic articles. It conducts another a new round of international certification of journals every two years so as to promote journals to constantly improve their quality. The certification professionals are 10, 000 university professors, publishers and researchers in various fields. In order to facilitate the communication among different countries in the world, it has set up representative offices in over 30 countries all over the world. This institute is a neutral academic certification body for third-party evaluation with the participation of millions of writers authors and readers. Based on careful reference to their opinions and suggestions, this institute has formulated International Certification and Acceptance Standard for English Journals, International Certification and Acceptance Standard for Chinese Journals, International Certification and Acceptance Standard for Collected Papers, International Certification and Acceptance Standard for Electronic Journals, Comprehensive Ranking List of International Certification of Collected Papers, Comprehensive Ranking List of International Certification of English Journals, Comprehensive Ranking List of International Certification of Chinese Journals, Comprehensive Ranking List of International Certification of Electronic Journals, Alexa Ranks of Internationally Certified Journals, Circulation Ranking List of Internationally Certified Journals, Advertising Volume Ranking List of Internationally Certified Journals, Regional Coverage Ranking List of Internationally Certified Journals, Awards Ranking List of Internationally Certified Journals, Acceptance Ranking List of Internationally Certified Journals, Editorial Quality Ranking List of Internationally Certified Journals, Academic Quality Ranking List of Internationally Certified Journals, Academic Misconduct and Plagiarism Ratio of Internationally Certified Journals, and Negative Information Retrieval of Internationally Certified Journals as well as other detailed rules and regulations.