From what I can see it's a website (that I can't read it, it's in an Asian language), that sells a male genital enhancement tablet. I'm not entirely sure that it is a legitimate website though, as I can't find any other information.
Ziyinzhuangyang is a herbal supplement that claims to enhance male sexual performance and treat erectile dysfunction. It is popular in traditional Chinese medicine circles, but its effectiveness and safety have not been well-researched or proven scientifically. It's always best to consult with a healthcare professional before trying any new supplement.