SUMEC Engineering is one of only two patent holders of PBAT/PBS in the world. Since 2009, it has developed the world's original one-step PBAT/PBS process package and applied for patents. Currently, its technology has reached the world-leading level. Since 2009, more than 80% of the production facilities across the country have adopted the process package technology of SUMEC Engineering. SUMEC Engineering can provide systematic solutions such as design, supply, installation, commissioning, and startup. Through the long-term accumulation of experience in project construction, SUMEC has acquired the industry-leading general contracting capabilities for engineering projects, thus further helping customers effectively reduce construction costs.