According to the French Open, Duan and Duan law firms are red circle firms. Duan Heduan Law Firm is one of the largest intellectual property law firms in China. Headquartered in Hongqiao District, Beijing, it is called Red Circle Law Firm. Duan Heduan Law Firm has rich experience and professional knowledge in the field of intellectual property rights, providing clients with high-quality legal services. In addition to the field of intellectual property, the firm also involves many fields such as company law, labor law, litigation and arbitration.
Duan Heduan Law Firm was established in 1993, which is the first law firm in line with international standards after China's reform and opening up.