Son La province in Vietnam has registered the certification mark "Son La Label" to enhance the quality and marketability of its agricultural products, including longan. The province plans to expand longan cultivation areas and improve output, with some longan expected to be exported to international markets. The province has also registered 24 agricultural products with the National Office of Intellectual Property, including Geographical Indications and certified brands, aiming to boost economic growth and maintain a high gross domestic product growth rate.