Shenzhen Neptunus Bioengineering Co., Ltd. engages in the research and development, production, and sale of Chinese patent medicines, infusion products, and western medicine preparations in China. The company provides oryzanol tablets, chlorpheniramine maleate tablets, estazolam tablets, and rifampicin capsules, as well as technical support for generic drug quality consistency evaluation and other medical research and development work. It also distributes drugs, medical devices, and other medical supplies; and offers value-added services for hospitals, medical institutions, and drug retail institutions and distributors.