沃尔德：海外业务覆盖欧洲、北美等多个国家和地区，在德国、墨西哥设立子公司开展海外市场业务

Group 1 - The company has overseas operations covering multiple regions, including Europe and North America [1] - The company did not disclose the specific revenue proportion from the EU region [1] - The company has established subsidiaries in Germany and Mexico to conduct overseas market operations, utilizing a diversified channel model for sales [1]