Precision System Science Co., Ltd. is engaged in the development, manufacture and sales of various devices for lab (laboratory) automation and clinical diagnosis. The Equipment segment provides various automated equipment for lab such as deoxyribonucleic acid (DNA) automatic extractors and others, immunochemical luminescence measuring devices, specimen pretreatment devices for clinical diagnosis, and fully automated gene diagnostic equipment, among others. The Reagents and Consumables segment provides various reagents used for DNA extraction and protein purification, as well as dedicated plastic consumables such as reaction vessel and others. The Maintenance-related segment is engaged in equipment maintenance business, and the sales of spare parts (replacement parts). The Contract Manufacturing segment is engaged in the contract manufacturing business.