Johnson Chemical Pharmaceutical Works Co., Ltd. (4747.TWO) manufactures, imports, and sells pharmaceutical ingredients, raw materials, and finished products primarily in Taiwan and other Asian markets. The company offers a broad range of therapeutics covering the central nervous system, respiratory system, cardiovascular system, gastrointestinal tract, endocrine system, vitamins, anti-inflammatory agents, cough and cold remedies, and pain relievers; its products are provided in solid dosage forms including soft and hard capsules, sugar-coated and film-coated tablets, uncoated tablets, powders, granules, suppositories, and nasal sprays. Founded in 1959 by Mr. Johnson Huang and headquartered at No. 77, Sec. 4, San Ho Road, Sanchung District, New Taipei City, Taiwan, the company operates manufacturing facilities in New Taipei City and Yilan County, employs approximately 171 people, and maintains PIC/S GMP certification from the Taiwan Food and Drug Administration. Recent developments include the 2019 reinvestment in subsidiary Pei Jin International Co., Ltd., land acquisitions in Sanchong District in 2020 and previously in Yilan County in 2015 to support operational expansion, and a capital increase leading to its 2013 IPO listing on the Taipei Exchange; in 2025, the company reported nine-month sales of TWD 419.24 million and continues collaborations with research institutes and academia for new generics and Class II new drugs.