The short answer
You may not need to form a mainland Chinese company before every advertising project. Some platforms and account routes accept eligible overseas entities. Availability is not universal, and it can change by country, industry, product and documentation.
What determines the route
- Platform: Baidu, WeChat, Xiaohongshu and Douyin have different systems.
- Entity location: Overseas registration countries may be handled differently.
- Industry: Regulated and sensitive categories can need qualifications or be restricted.
- Documents: Registration, authorization, trademark and other evidence may be requested.
- Website: Business identity, claims, contact information and advertised services need to align.
- Customer path: The offer still needs to be accessible, purchasable and supported.
What to prepare before asking for a quote
Share your registration country, website, product or service, target customer, preferred platform and available business documents. Explain how Chinese enquiries will be handled and where the service or product is delivered.
That information supports an initial eligibility review. It does not guarantee approval; the platform or authorized route makes the final decision.
Avoid shortcuts that create risk
Do not disguise legal, medical, financial or other regulated work as generic consulting. Do not borrow another company's identity or publish qualifications you cannot verify. Inconsistency between the advertiser, website and offer is a practical approval and trust problem.
Start with the smallest useful test
After the route is checked, one platform and one defined customer need can provide better evidence than a broad launch. Separate media spend from service, content and landing-page costs, then define how enquiries and sales feedback will be reviewed.