How about the MARTIN BROTHER brand of speakers? Which brand of professional stage speakers is better and more cost-effective?

There is a professional stage audio brand in the UK called MARTIN audio. China has its own Martin (note the word "horse"). The so-called Martin brothers are also in this category. The copycats at least use the names of foreign brands to expand their popularity. Here is a discussion post on a certain forum for your reference: /thread-196798-1-1.html