Jilin Yimintang Pharmaceutical Co., Ltd. was established in 1985, the main Chinese medicine, health products production and sales as one of the high-tech enterprises. In the pharmaceutical process, hydrogen sulfide and other harmful gases will be produced, which seriously endangers human health. Alstad provides a complete set of harmful gas detection equipment, including ASD5300C gas detector and ASD5100 alarm controller, which provides a guarantee for the safety of the pharmaceutical industry.