Since 2008, Zhaozhi has excelled as a patent agent, specializing in diverse fields such as machinery, biochemistry, communications, and electronics. His clientele includes esteemed entities like Anzhen Hospital, Inner Mongolia Yitai Chemical Co., Ltd., Yili Resource Group, Beijing Zhongke Kunpeng Biotechnology Co., Ltd, Heilongjiang Aolida Ned Pharmaceutical Co., Ltd, Capital Medical University, Metys Pharmaceuticals AG, Tsinghua University, the State Administration of Radio, Film, and Television, Goertek, Northern Microelectronics, Zero Degree Intelligent Control, Mobike, Haiskell, Hanwang, and Jianghuai Automobile.

Zhaozhi's comprehensive expertise extends across patent drafting, managing responses to office actions (OAs), handling reexamination and invalidation cases, overseeing foreign-related patent matters, conducting patent validity analyses, performing freedom-to-operate (FTO) analyses, offering consulting services for core product patent strategies, providing patent training, and more. His prior role as a patent engineer at Foxconn Group involved drafting new patent applications, responding to OAs, and collaborating on patent searches and infringement analyses within the product research and development department.