We provide services including safety evaluation of pharmaceutical injectables, genotoxicity safety evaluation of drugs, pharmacokinetic studies, pharmacodynamic studies, respiratory toxicology studies, reproductive toxicology studies, bioequivalence assessment of generic drugs, safety and efficacy evaluation of medical devices, non-clinical and clinical safety evaluation of veterinary drugs, drug testing, packaging material testing, and more for pharmaceutical and medical device R&D institutions, research institutes, and pharmaceutical companies.


Chinese medicinal material residue testing

Medicines that are guided by traditional Chinese medical theories in their collection, processing, and preparation, elucidate their mechanisms of action, and provide guidance for clinical application are collectively referred to as Traditional Chinese Medicines (TCMs). In short, TCMs are substances—guided by the principles of traditional Chinese medicine—that are used for disease prevention, treatment, and diagnosis, and also possess restorative and health-promoting effects. TCMs primarily originate from natural medicinal materials and their processed products, including herbal medicines, animal-derived medicines, mineral-based medicines, and certain chemical and biological products. Since herbal medicines constitute the majority of TCMs, there is a saying: “All medicines have their roots in herbs.”

Food, Special Medical Food, and Health Supplement Testing

Health foods are categorized into functional types, including those that enhance immunity, assist in lowering blood lipids, assist in lowering blood glucose, provide antioxidant effects, help improve memory, relieve eye strain, promote lead elimination, and soothe the throat, as well as nutrient supplements.

Evaluation of Medical Device Safety and Effectiveness

Medical devices refer to instruments, equipment, apparatuses, in vitro diagnostic reagents and calibrators, materials, and other similar or related articles that are intended for direct or indirect use on the human body, including any necessary computer software. Medical devices include medical equipment and medical consumables. The utility is primarily obtained through physical means, rather than through pharmacological, immunological, or metabolic mechanisms—or even if these mechanisms are involved, they play only a supporting role.

Medical Device Operating Room

Medical Device Operating Room

Pathology Laboratory

Xixian New Area Guorui Yinuo Drug Safety Evaluation and Research Co., Ltd. is equipped with comprehensive pathological research facilities and equipment, standardized specimen handling procedures, a skilled pathology technical team, and experienced experimental pathologists.

Cosmetic Testing

Cosmetics typically come into direct contact with the human body, making their safety a matter of great concern. Countries around the world have enacted relevant regulations to govern cosmetics and safeguard consumer health. All cosmetics sold in the Chinese market must comply with applicable product standards.

Drug testing

Drug testing encompasses a wide range of examination items, including drug quality testing, drug ingredient analysis, heavy metal detection in drugs, adverse reaction monitoring, drug sealing integrity testing, biopharmaceutical testing, drug appearance inspection, routine drug testing, physicochemical testing of drugs, drug safety assessment, and drug defect detection. The purpose of drug testing is to prevent substandard drugs from entering the market and to ensure the safety of pharmaceutical products.

Pharmaceutical Packaging Material Testing

Pharmaceutical packaging material testing primarily involves using testing instruments to evaluate the barrier properties of pharmaceutical packaging materials, such as gas permeability testing and water vapor permeability testing.

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