You landed on dragate-sg.dc.oppomobile.com and found nothing. The site returns a 404 error on its homepage. It has no contact information, no about page, no privacy policy, and no social media presence. For any kind of active website, those would be major red flags.
What kind of site is this? Based on the domain name, it might be a subdomain tied to Oppo mobile services, but there's no evidence to confirm that. The site is hosted on Amazon Web Services with a valid SSL certificate, which sounds trustworthy, but security headers are missing and older TLS versions are still accepted. None of that matters much when the site doesn't work.
If you were expecting a product page, a login portal, or any service here, that expectation has not been met. The Wayback Machine has never archived this URL, and the domain isn't ranked among the top million sites. There is simply not enough signal to assess what this site is supposed to do.
My advice: treat dragate-sg.dc.oppomobile.com as a dead link until proven otherwise. A legitimate business would at least have a homepage that loads and some way to get in touch. This doesn't pass that basic test.