Plastic manufacturing in China is clustered by process. Guangdong and the Pearl River Delta lead in injection molding and electronics components, Ningbo and Yuyao in molds and tooling, Taizhou and Huangyan in molding equipment and housewares, and Jiangsu and Shandong in resins, masterbatches and chemicals.
The region pages in the company directory group factories by cluster, which helps buyers align supplier visits, sample shipments and container consolidation around a single trip.
