At SIE&N Global, we bridge the gap between international brands and Chinese consumers. With teams in London, Barcelona, and China, we combine global marketing expertise with hyper-local execution to drive measurable results on China’s unique digital ecosystem.

Our Core Services

1. AI-GEO Advertising: Dominate China’s AI Search Revolution

(For brands ready to lead in the AI era)

What it is: Generative Engine Optimization (GEO) trains AI platforms (DeepSeek, Baidu AI, Doubao) to cite your brand as the default answer—no clicks needed.

Why it matters: 35% of B2B decisions in China now rely on AI recommendations.

Our edge: Official partnerships with 6 major Chinese AI platforms + proprietary content structuring.

→ Case Study: Boosted a European university’s citation rate by 70% on DeepSeek for “top MBA programs in China.”

2. Performance Advertising: Precision Targeting at Scale

(For demand-driven campaigns)

Platforms: Baidu SEM, WeChat Search, Douyin (TikTok China) Feed Ads.

Tech stack:

DSP programmatic buying (28B+ daily impressions)

AI-powered bid optimization

Full-funnel tracking (CTR to conversion)

Result: 10.91% avg. CTR for education clients—7% above industry benchmarks.

3. Influencer & Social Commerce

(For authentic brand storytelling)

500+ vetted KOLs across niches (beauty, tech, education).

End-to-end campaigns:

KOL matchmaking → Content co-creation → Live shopping integration.

Platform mastery: Douyin (TikTok China), Xiaohongshu (RED), Weibo.

→ Case Study: Generated 1,100+ WeChat leads for a London student housing brand via RED KOLs.

4. Official Account Operations

(For brands building long-term trust)

Blue V verification on WeChat/RED/Douyin (unlocks platform privileges).

Daily content ops: Posts + SEM + customer service + lead management.

→ Case Study: Grew an Australian tourism board’s Douyin account to 50K+ followers in 3 months.

5. E-Commerce Acceleration

(For sales-driven brands)

Live shopping: Amplify conversions via Douyin/Taobao LIVE.

Cross-border solutions: Tmall Global/JD.com store setup + logistics.

Why Choose SIE&N Global?

✔ Multilingual teams (CN/EN/ES) with in-market offices.
✔ Official partners of Tencent, Baidu, and ByteDance.
✔ Data transparency: Real-time dashboards + API access.

Ready to Win in China?

📩 Email: sienna.z@sienglobal.com