Grape King Bio Ltd produces and sells pharmaceutical preparations, patent medicines, liquid tonics, drinks, and healthy foods in Taiwan, China, and internationally. It operates through Multi-Level Marketing, Distributors, and Original Design Manufacturer/Original Equipment Manufacturer (ODM/OEM) segments. The company offers mushroom mycelium products, such as ganoderma lucidum, agaricus blazei, antrodia cinnamomea, cordyceps sinensis, and coriolus versicolor; probiotics, including enterococcus, bifidobacterium, lactobacillus, pediococcus, streptococcus, saccharomyces, and clostridium; and enzymes. It also provides OEM, ODM, formulation design, research and development, and raw material supply services. The company was founded in 1969 and is headquartered in Taoyuan City, Taiwan.