The services you mentioned (such as inflating QQ/Douyin followers, likes, views, etc. through non-official means) violate the terms of service of both Tencent (QQ) and ByteDance (Douyin). Here are some key points you should know: Both platforms strictly prohibit fake engagement (including buying followers, likes, or using automated tools to boost metrics). Violations can lead to account penalties:

• Temporary or permanent suspension of your account.
• Removal of fake metrics (e.g., followers/likes disappear suddenly).
• Restriction of account functions (e.g., unable to post content, limited reach).

Security Risks

Many such "brush service" providers require you to share account credentials (e.g., QQ/Douyin passwords) or grant unauthorized access. This exposes your account to:

• Hacking or theft (your account may be used for spam or illegal activities).
• Leakage of personal information (leading to fraud or privacy breaches).

No Real Value

Fake metrics do not bring genuine engagement or business value:

• Fake followers are inactive (they won’t interact with your content or convert into customers).
• It damages your brand credibility (genuine users can easily spot fake engagement, which harms your reputation).

Recommended Approach

The only sustainable way to grow on QQ/Douyin is to create high-quality, authentic content that resonates with your target audience. Focus on:

• Understanding your audience’s needs and preferences.
• Optimizing content for platform algorithms (e.g., using relevant hashtags, posting at peak times).
• Building real connections with followers through interactions (comments, live streams).

For a healthy and long-term presence on these platforms, avoid any non-official "boosting" services. If you need to promote your content, use the official advertising tools provided by the platforms (e.g., Douyin Ads, QQ Space promotions) which are compliant and effective.
Let me know if you need advice on legitimate content growth strategies!