The industry standard led by Ningbo Taiji Environmental Protection Equipment Co., Ltd., "Technical Specification for Application of Steel Slag Desulfurization By-product Gypsum in Cement Production" has been approved for publication.

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Screenshot of MIIT Announcement No. 9 of 2026 releasing 690 industry standards

MIIT Announcement (No. 9, 2026) ▲

List of 690 industry standards ▲

Recently, the Ministry of Industry and Information Technology (MIIT) issued Announcement No. 9 (2026), approving 690 industry standards. Among them, the building materials industry standard "Technical Specification for Application of Steel Slag Desulfurization By-product Gypsum in Cement Production" (No. JC/T 2950—2026), drafted under the leadership of Ningbo Taiji Environmental Protection Equipment Co., Ltd., has been officially approved and will take effect on November 1, 2026.

The standard sets out the general requirements, material requirements, and process requirements for steel slag desulfurization by-product gypsum used in cement production, and applies to such gypsum used to regulate setting time in cement.

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