On January 5, 2019, a delegation led by Zhang Zhigang, Vice Chairman of the Kaifeng CPPCC, visited Kaifeng Quark Factory to guide the work. During the visit, Zhang Zhigang spoke highly of the advanced materials and coatings produced by Quark. Leaders pointed out that we should adhere to safe production, put production safety and product quality first, and believe that quark will go further and further, contributing to the development of regional economy.