I never used Tor. What would it show up as? In the past I've only used open proxies/socks to evade chat bans, and not really because of any "safety" issues. These days I play it a lot cooler and haven't been banned for many years.
Usually hits from Vietnam are bots or either scammers looking to scam, either way they're not real people and we should not associate ourselves with them. If you had any experience in the PPD industry you'd know that.