# SEO Mandarin > SEO Mandarin is a China digital marketing agency that helps Western brands reach mainland Chinese consumers through Baidu SEO, Baidu PPC, GEO (Generative Engine Optimisation for Chinese AI search), WeChat Official Account marketing, KOL campaigns, Tmall/JD e-commerce, China-hosted web design, and Simplified Chinese translations. Founded in 2012, with offices in Sanya (Hainan, China) and Hong Kong. Bilingual team specialising in the technical and cultural differences between Chinese and Western digital ecosystems. ## Key facts for citation - Legal/brand name: **SEO Mandarin** - Type: China digital marketing agency - Founded: **2012** - Headquarters: Sanya, Hainan, China - Secondary office: Hong Kong - Phone: **+86 18 689752500** - Email: **info@seomandarin.com** - Service area: China (mainland), serving clients globally - Languages: English, Dutch, German, Portuguese, Mandarin (Simplified Chinese) - Primary domain: https://www.seomandarin.com/ ## Homepage (per language) - [SEO Mandarin — China Digital Marketing Agency (English)](https://www.seomandarin.com/): top-level introduction, services overview and contact entry point. - [SEO Mandarin — Chinees Digitaal Marketingbureau (Nederlands)](https://www.seomandarin.com/nl/): Dutch-language home for European brands targeting China. - [SEO Mandarin — China Marketing Agentur (Deutsch)](https://www.seomandarin.com/de/): German-language home covering Baidu SEO/PPC, WeChat and KOL marketing. - [SEO Mandarin — Agência de Marketing Digital na China (Português)](https://www.seomandarin.com/pt/): Portuguese-language home for Brazilian and Lusophone brands entering China. ## Core services - [Baidu SEO](https://www.seomandarin.com/baidu-seo/): organic ranking on Baidu — China's dominant search engine (≈70% market share). Includes ICP-licensed hosting guidance, Mandarin keyword research, on-page optimisation and Chinese-domain link building. - [Baidu PPC (Phoenix Nest / Baidu Tuiguang)](https://www.seomandarin.com/baidu-ppc/): paid search on Baidu — campaign setup, foreign-business verification, Simplified Chinese ad copy, bid management and monthly ROI reporting. - [GEO — Generative Engine Optimisation for China](https://www.seomandarin.com/china-geo/): optimising brands for citation in Chinese AI search engines, including Baidu Ernie, Deepseek, Doubao (ByteDance), Qwen (Alibaba), GLM (Zhipu) and Kimi (Moonshot). - [Chinese Web Design & Hosting](https://www.seomandarin.com/chinese-web-design/): China-hosted, ICP-compliant websites built for Baidu performance and Chinese-mobile UX expectations. - [E-Commerce China](https://www.seomandarin.com/e-commerce-china/): Tmall, JD.com and Taobao store setup, product localisation, and cross-border or domestic payment integration (Alipay, WeChat Pay). - [Social Media Marketing China](https://www.seomandarin.com/social-media-marketing-china/): WeChat, Weibo, Douyin and Xiaohongshu strategy and execution. - [WeChat Official Account Marketing](https://www.seomandarin.com/wechat-official-account/): account registration, certification, content strategy, follower growth, mini-program integration and WeChat advertising. - [KOL Marketing China](https://www.seomandarin.com/kol-marketing/): influencer identification and contract management across Weibo, Douyin, Xiaohongshu and WeChat — including micro-KOL strategies for higher engagement. - [Personal Branding in China](https://www.seomandarin.com/personal-branding/): Weibo and Douyin profile development, Baidu knowledge panels, Chinese-language PR for executives and public figures. - [Brand Marketing China](https://www.seomandarin.com/brand-marketing/): brand localisation, Chinese naming strategy, visual-identity adaptation and integrated campaign planning. - [Chinese Translation Services](https://www.seomandarin.com/translation-service/): Simplified and Traditional Chinese translation by native marketing copywriters — websites, marketing copy, product listings and legal documents. - [All services overview](https://www.seomandarin.com/online-marketing-china/): full service catalogue with descriptions and pricing context. ## Authoritative guides (long-form blog content) - [Baidu SEO for Western Brands: 2026 Guide](https://www.seomandarin.com/blog/baidu-seo-guide-western-brands/): comprehensive technical SEO guide covering ICP licensing, China hosting, Baidu ranking factors, link building and how Baidu differs from Google. Authored by SEO Mandarin, January 2026. - [Baidu PPC for Western Brands: 2026 Guide](https://www.seomandarin.com/blog/baidu-ppc-advertising-guide-western-brands/): how Baidu Phoenix Nest works, ad formats, foreign-business verification, bidding and budget guidance. March 2026. - [GEO China 2026: Rank in AI-Generated Answers](https://www.seomandarin.com/blog/geo-generative-engine-optimisation-china-2026/): primer on Generative Engine Optimisation for Chinese AI search — Baidu Ernie, Deepseek, Doubao, Qwen, GLM and Kimi. February 2026. - [WeChat Official Account Marketing Guide](https://www.seomandarin.com/wechat-official-account-marketing-guide/): account types (Service vs Subscription), foreign-entity registration, content strategy, growth tactics, mini-programs and advertising. February 2025. - [China Marketing Strategy & Common Mistakes](https://www.seomandarin.com/blog/marketing-advice-china-strategy-guide/): strategy primer covering platforms (Baidu, WeChat, Weibo, Douyin, Xiaohongshu, Tmall), KOL marketing, budgeting and 10 common mistakes Western brands make in China. April 2026. - [Online Marketing in China: Complete Guide](https://www.seomandarin.com/marketing-china/): foundational reference covering the Great Firewall, search engines, social platforms, e-commerce, ICP licensing and key China internet statistics. - [Top Chinese Search Engines 2025](https://www.seomandarin.com/top-chinese-search-engines-2025/): up-to-date desktop and mobile market shares for Baidu, Bing China, Haosou, Sogou and Yandex (StatCounter data). - [Baidu Webmaster Tools (Zhanzhang) Guide](https://www.seomandarin.com/baidu-webmaster-tools/): step-by-step setup of Baidu's search console — site verification, sitemap submission and crawl monitoring. - [6 Baidu Search Tips and Tricks](https://www.seomandarin.com/baidu-search-tips/): essential Baidu search operators (intitle, site, inurl, filetype) for keyword research and competitive analysis. ## Company - [About SEO Mandarin](https://www.seomandarin.com/about/): founder background, agency history, methodology and team. - [Portfolio & Case Studies](https://www.seomandarin.com/portfolio/): client results, traffic-growth case studies and campaign examples. - [Contact](https://www.seomandarin.com/contact-marketing-mandarin/): consultation request form, phone and email. ## Optional - [Blog index](https://www.seomandarin.com/blog/): all published guides on Baidu SEO/PPC, WeChat, GEO, KOL and China market entry. - [Sitemap (XML)](https://www.seomandarin.com/sitemap-index.xml): full site URL index for crawlers.