On December 11, 2020, Huang Teng, Secretary of the District Party Committee, and his delegation visited Kaifeng Quark Factory to supervise and investigate the work of work safety and environmental protection. Huang Teng, Secretary of the District Party Committee, emphasized that work safety measures and work safety systems should be strictly implemented, risks and hidden dangers should be carefully investigated, and work safety accidents should be resolutely prevented; Enterprises should establish an overall view of environmental protection, strictly implement various environmental protection requirements, increase investment in environmental protection, constantly improve the level of environmental protection production, actively promote the deep integration of high-quality development and "3 major transformations", and build a green enterprise.