Hello, regarding the question of "the acceptance agency for Madrid trademarks", Sabei Intellectual Property Platform will answer your question:

Currently, there are two ways for applicants to apply for Madrid trademark registration:

The first is to entrust a trademark agency to handle it

The second is to submit the Madrid trademark international registration application directly to the Trademark Office:

1. Online application, since June 2018 Starting from the 21st, the Madrid trademark international registration online application system has been officially launched. Trademark agencies and domestic applicants can register and log in to the "Trademark Online Application System" and submit international registration applications online in the "International Registration Application" column;

2. To apply by paper, the applicant must prepare the required application materials and submit them to the International Registration Office of the Trademark Office by mail, or choose to go to the International Office of the Trademark Office or the National Independent Innovation Demonstration Zone of the Trademark Office in Zhongguancun. Submit it to the offices or trademark examination cooperation centers in Beijing, Shanghai, Guangzhou, Chongqing, Jinan, and Zhengzhou, as well as the trademark acceptance windows of the industrial and commercial administration bureaus and market supervision bureaus of various provinces, autonomous regions, and municipalities directly under the Central Government that have begun accepting applications for Madrid trademark international registration.