Lawyers at Co-Effort Law Firm have a long history of providing clients with service concerning copyright protection, including 49 copyright registrations during 2023. Its lawyers have provided relevant legal counsel services for many well-known enterprises and institutions such as the Publicity Department of Shanghai Municipal Committee, Shanghai Press and Publication Bureau, Shanghai Concert Hall, Shanghai National Opera Center, Shengqu Games, Tencent, Hewlett-Packard Company, etc. In 2001, Legend was introduced into China by Shengqu Games. Through 20 years of operation and promotion, Legend has been built into one of the network cultural IP with continuous influence in the Chinese market. On June 30, 2017, Atos and Lansha Information successfully signed a renewal agreement for the Legend game. Another co-copyright owner of Legend believed that the renewal agreement infringed his copyright, and on August 16, 2017, it applied for a pre-lawsuit injunction to the Shanghai Intellectual Property Court and subsequently filed a lawsuit. On December 17, 2021, the Supreme People’s Court rejected all the appeals of WEMADE Party, and by the end of 2022, WEMADE Party applied for a retrial. On September 23, 2023, the Supreme People’s Court rejected the company’s application for a retrial, and the case was finally settled. The firm has more than 140 partners and more than 550 associates.