The Changjie Intellectual Property Service System was established in 2023 and is jointly composed of Beijing Changjie Intellectual Property Agency Co., Ltd. and Guangzhou Changjie Intellectual Property Management Consulting Co., Ltd. Among them, Beijing Changjie Intellectual Property Agency Co., Ltd. is a professional agency with patent agency qualification officially approved by the China National Intellectual Property Administration, focusing on providing enterprises with multi-level and all-round professional services such as domestic and foreign patents, domestic and foreign trademark agency, copyright application, intellectual property rights protection litigation, science and technology project declaration, etc. We have gathered a large number of senior professionals in the industry and established a patent and foreign-related business team with strong industry competitiveness, which can provide high-quality Chinese and foreign-related intellectual property services for enterprises.