Founded in 2005, Sinan Zinc Selenium Strontium Banquet Tea Group is a leader in tea production in Guizhou, China. Specializing in ecological and selenium-enriched tea, the company operates tea gardens and processing plants, producing 10,000 tons annually. With an emphasis on exports and domestic sales, the company reached sales of 150 million yuan in 2021. It also promotes eco-tourism and sustainability in tea production.