1, qualifications. Shanghai tianyuan group Shengde Plastic Co., Ltd. (formerly Shanghai Shengde Plastic Factory) was founded in 192 1, which is the earliest plastic processing enterprise in China.
2. Developed technology. After nearly 90 years of development, it is now a high-tech enterprise with comprehensive supporting capabilities such as injection molding, extrusion, blow molding, plastic absorption, raw material modification, mold design and manufacturing, performance testing, technology development and application.