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Objective The content of lead cadmium in infusion apparatus is an important test item. This paper aims to improve the laboratory 's ability through the proficiency testing program of lead and cadmium content in Infusion apparatus. Methods According to CNAS-CL03: 2010 Accreditation Criteria for Proficiency Testing Providers, we made lead and cadmium solution as proficiency samples, and provided to every labs who had participated this proficiency testing. The expert laboratory value was the assigned value. The result of last turn was the standard deviation for proficiency. Results A total of 58 laboratories from 30 provinces nationwide participated in this proficiency testing program, including 39 laboratories with satisfactory results, and 18 laboratories unsatisfactory. Three problems were found, first was strengthen instrument maintenance, the second was conduct test operation according to SOP, the third was strengthen environmental control.Conclusions In this paper, the ability of labs in lead and cadmium content experiment is evaluated, and problems are found. This paper can guide the labs to improve the ability of lead and cadmium content in Infusion apparatus.