From  August 16 to17,2025,a group of expert leaders from Zhejiang Academy of  Special Equipment Science visited Zhejiang Maidui  New Materials Co.,Ltd. to conduct the special equipment manufacturer license appraisal and review for PVC-U and PVC-C industrial pipes.

 The review work proceeded smoothly and steadily. The experts from the review team conducted a strict  inspection on the company's resource conditons,quality assurance system, technical capabilities, etc., in accordance with the Regulations on Licensing of Special Equipment Production and Filling Units (TSG07-2019(2024Edition)),and confirmed that the company basically complies with the relevant regulations.