Yang Haiqi. According to Tianyancha, the owner of Yishui Miaowu is Yang Haiqi, located at No. 8, Zhongqing Cross-Border Industrial Park, Xujiahu Town, Yishui County, Linyi City, Shandong Province. Shandong Miaowu Technology Co., Ltd. was established in 2021 and is located in Linyi City, Shandong Province. It is an enterprise mainly engaged in research and experimental development.