Using services like "QQ proxy brushing" for Douyin (or any platform) is strictly against the terms of service of most social media platforms and carries significant risks:

1. Account suspension/ban: Platforms have advanced algorithms to detect fake interactions (likes, followers, views). Using such services can lead to permanent account restrictions.
2. Scams and financial loss: Many "cheap brushing services" are fraudulent—they may take your money without delivering the promised service, or even steal your payment/account information.
3. Data privacy issues: Some services require you to provide account credentials (e.g., QQ/Douyin login details), which exposes your personal data to unauthorized third parties.
4. Damage to account credibility: Fake engagement undermines your account’s authenticity, making it harder to build a real, loyal audience in the long run.

Legitimate Ways to Grow Your Douyin Account:

If you want to grow your Douyin presence, focus on sustainable, rule-abiding methods:

• Create high-quality, original content that resonates with your target audience.
• Use relevant hashtags to increase visibility.
• Engage with your followers (reply to comments, participate in challenges).
• Collaborate with other creators in your niche.
• Optimize your account profile (clear bio, attractive profile picture).

Avoiding unethical services is the best way to protect your account and build a genuine online presence. If you encounter any suspicious services, report them to the platform immediately.