On April 6, 2023, the PBAT fully biodegradable material of Donghua Tianye New Material Co., Ltd. has successfully passed the DIN CERTCO (German Standards Association Certification Center) testing and certification.

The PBAT fully biodegradable material developed and produced by Donghua Tianye company has officially obtained its "identity card" by passing the rigorous compostable plastic standards of the European Union in terms of chemical restrictions, biodegradability, disintegration performance, ecotoxicity, and other aspects. It can now be distributed and used in all EU countries.