# vair lee > I am a practitioner in the blockchain industry, mainly engaged in the payment link between legal tender and digital currency. ## Blog Information - [Homepage](https://paragraph.com/@vair-lee/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@vair-lee): Subscribe to updates ## Optional - [All Posts](https://paragraph.com/@vair-lee/): Complete post archive - [Sitemap](https://paragraph.com/@vair-lee/sitemap-index.xml): XML sitemap for crawlers