At 13:30 on August 3, 2022, PPM and the School of Textile and Clothing Engineering of Soochow University held a formal signing ceremony for the joint construction of a functional masterbatch material joint laboratory in the 813 conference room of the PPM company building. The School of Textile and Clothing Engineering of Soochow University attended the signing ceremony, including Professor Zhang Keqin, Dean, and Professor Guan Jinping, Vice Dean. PPM included Chairman Xu Yiming, Researcher, Dean of the Research Institute, Professor Ji Shunjun, Executive Vice Dean of the Research Institute, Researcher Yang Junhui, and all the staff of the Research Institute.

At the signing ceremony, Professor Ji Shunjun, Dean of the Research Institute, briefly introduced the situation of the co-construction of the laboratory and the process of the first batch of open projects. Subsequently, Dean Zhang Keqin, representative of the School of Textile and Clothing Engineering of Soochow University, reviewed the process of friendly exchanges between the School of Textile and Clothing Engineering and PPM and delivered an enthusiastic speech. Under the warm applause and witness of the participants, PPM Chairman Xu Yiming and Dean Zhang Keqin of the School of Textile and Clothing Engineering of Soochow University signed the cooperation agreement to create the "Joint Laboratory of Functional Masterbatch Materials".

PPM Chairman Xu Yiming, Researcher, made a summary speech on this school-enterprise cooperation. The chairman said that the formal signing of the joint laboratory is an important achievement since the establishment of PPM INSTITUTE OF FUNCTIONAL MATERIALS. The chairman believes that this cooperation has created a new platform for the transformation of scientific and technological achievements into real productivity, and will definitely play an important role in PPM's technological innovation, product upgrades and talent training. The chairman believes that school-enterprise cooperation is a golden road and hopes that this signing will become a new starting point for the cooperation between the two parties, making the road of future cooperation wider and more practical.