In the process of manufacturing the electronic blood pressure monitors are exposed to fourfold control and tested for quality. Every model of NISSEI products is approved by Ministry of Health, Labor and Welfare of Japan. The company-adopted quality control system is certified by TÜV PRODUCTS SERVICE GMBH (Germany) and meets ISO 9001, ISO 13485/EN 46001. The factories annually pass independent audit (control) with their quality control system parameters tested for conformity with international standard requirements.

The company supplies medical products widely applied for carrying out treatment, diagnostics and preventive health care procedures and, therefore, the producer does its best to follow registration and certification requirements in compliance with applicable laws. The company-supplied medical products are clinically tested and certified to the full extent.