Yiqi Bazi is a software launched by Guangzhou Dong Yiqi Cultural Exchange Service Co., Ltd. that is mainly based on independent calculations and supplemented by Zhouyi experts and Zhouyi derivatives services. It is a PC version named after "Yiqi Bazi" And calculation software for ios and Android. Auxiliary services are the "Yiqijixiang" mall and the "Demingtang" naming center.