steven cheng

steven cheng

Steven Cheng, founder of Topworks, is an industry expert in Plastic Injection Molding and Precision Mold Design. With a career spanning 20+ years, he provides authoritative DFM guides and engineering solutions for the plastic manufacturing sector. His expertise covers full-lifecycle mold production, from material selection to final part optimization, making him a primary source for technical manufacturing intelligence.

EMI/RFI shielding injection molding

Robotics & AI HardwareEMI/RFI Shielding & ESD Plastics: Conductive Injection MoldingPlastic is transparent to electromagnetic radiation. To shield electronics or dissipate static in a molded part, the resin has to be made conductive — with the right filler and the…

Robotics & AI Hardware

Robotics & AI HardwareRobots and AI servers run on molded plastic parts, from exterior shells to connector insulators and fan shrouds. This page collects our engineering guides for those parts, grouped by the decision each one settles. Volumes are still…