On April 10-11, 2018, AICM attended 2018 occupational health standards committee review meeting in Guilin. The meeting invited 31 experts, and reviewed 4 drafted standards, respectively <Occupational exposure limits for benzene diamine in workplace air>, <Occupational exposure limit for trimethyl chlorosilane in workplace air>, <Occupational exposure limit for trimethyltin chloride in workplace air>, <Guidelines for occupational health protection of nanotechnology in the workplace>. AICM IPAC manager, Mr. Libin HUO, attended this meeting. AICM will continue to participate in the drafting of the occupational health standards committee to provide industrial recommendations for national standards.