V Treasure Investment Limited was established in 2022 and launched the "Wanvisa" series of essential oil products, including: multi-effect roll-on essential oil for travellers, anti-fatigue essential oil spray for travellers and good sleep essential oil spray for travellers, produced by Fábrica  de Produtos de Materiais de Protecção Ambiental Macau Lian da, 100% "Made in Macao"