TPI specializes in developing functional materials with the focuses on EMI/RFI conductive coatings, ESD materials, Printable conductive inks, and the sales of thermal conductive materials. Those products are mostly used in various IT & telecom terminals, automotive electronics, electrical & medical devices. TPI's production base is in Yinde City, Guangdong. With the help of the comprehensive production lines, effective management system and chemical production capacities, TPI will be providing its customers with stable and unique functional products and materials.

TPI's D20 series conductive coating is sprayed on the inner surface of the plastic housing of electronic equipments. It forms a stable, conductive film after drying, which provides the EMI shielding and ESD function. D20 series is formulated in mild solvents with low odor. It offers advancements with good leveling, fast drying, excellent conductivity and environmental testing performance. D20 series adopts advanced resins, which are pretreated by TPI's special technology, so it has excellent high temperature / humidity test result.