1. Responsible for website search engine optimization work, keyword optimization, proficient in Google and other ranking mechanisms and optimization principles; 2. Responsible for website internal and external optimization, analyzing access and conversion data of SEO pages, iterating and optimizing SEO pages; 3. Responsible for Google Play SEO optimization, improving app download search rankings, and optimizing Google Play reviews. 4. Utilize blockchain industry resources and online media to promote the company's brand, products, and services, and increase the exposure and visibility of the company's website.