"Shandong Marentang Pharmaceutical Co., Ltd." is located in Shan County, Shandong Province, the hometown of longevity, drama and martial arts. It is a well-known pharmaceutical enterprise in southwest Shandong province, and also a comprehensive production enterprise that produces, develops and sells ointment, spray, patch, mask, protective clothing, isolation robe and other products in the field of external health. Its predecessor is a century-old shop famous in Shandong, Jiangsu, Henan and Anhui-"Mashi Plaster Shop". This shop was founded by Ma Zhendong, a famous doctor in Qing Dynasty, in the 16th year of Guangxu (AD 1890), with a history of over 30 years. Mr. Ma Bingcun, the fifth generation descendant of "Ma Shi Gao Yao Old Shop", bought 120 mu of land in Innovation Road and East Outer Ring Road of Gardening Street in Shan County, built a scientific research building and a large factory building, and invested10 million yuan to register and establish "Shandong Marentang Pharmaceutical Co., Ltd.". With the development of the company, the company now has 236 employees, 27 technicians and R&D personnel. At present, the company mainly develops, produces and manages the production and sales of external products such as ointment, spray, patch, rehabilitation equipment, medical and health materials and accessories. Products sell well all over the country, including health care products, physiotherapy equipment, disposable protective masks, disposable medical and KN95 masks, protective clothing, disinfection products, sanitary products and various medical devices.