On June 6, 2023, Hubei Provincial Department of Agriculture organized an industry expert group to conduct on-site audit of 95% Bispyribac-sodium license applied by HDHT. This review was re-audited after moving to a new site. The expert group conducted a comprehensive review of the enterprise situation, management of employees, production conditions, specification of product, QA system construction, management system and other aspects. HDHT successfully passed this audit.