China is plagued by „white pollution“ originating from plastic residues, in particular for agricultural use. In 2015, the Ministry of Agriculture launched the National Biodegradable Film Evaluation Test” with more than 30 test sites, involving 8 crops. After 3 years of testing it was concluded that CAS Changchun Institute of Applied Chemistry’s biodegradable PPC film showed excellent functions concerning warming and moisture conservation at low production cost. 300.000 t of this carbon dioxide-based film were produced in April by Oriental New Chemical Co.”
China Bio news release, August 31, 2017