Shanghai langyi functional materials Co., Ltd. was founded in 2010, focusing on providing special functional additives solutions for ester-based polymer materials, and continuously providing life-cycle functional differentiation services for customers in ester-based polymer industry chain.

Langyi takes "technical innovation" as the foundation of the enterprise's development, encourage multi-disciplinary crossing comprehensive innovations. Together with famous universities such as fudan university and donghua university, more than 10% annual revenue of langyi has been invested in research and development to build a strong innovative R&D team, more than 85% members of which have bachelor degrees or above. Furthermore, more than 80% core R&D members have doctoral or master degrees. The company has 11 authorized invention patents, and is applying for more than 20 patents.