GP Mold leverages advanced mold manufacturing and high-tonnage injection molding capabilities to provide global companies with customized plastic parts solutions that are high-precision, high-strength, and highly consistent.

Precision, scalability and dependable quality for production and prototypes.
Tight tolerances and stable repeatability.
Rapid tooling and efficient scheduling.
ABS, PC, PP, PA, TPE and more.
Process control and full inspection.
Key messages paired with visuals to communicate capabilities.

GP Mold leverages high-precision machining centers and multi-dimensional inspection systems (CMM, 3D scanning, visual inspection, T1 mold trial data acquisition) to achieve consistent control of mold cavities, cores, pin arrays, welding ribs, alignment guiding structures, venting grooves, and parting lines. We have extensive experience in machining symmetrical hemispherical shells, precision aerodynamic holes, multi-slide racket handles, and thin-walled hollow sphere molds, ensuring stable mold tolerances, uniform wall thickness, and balanced melt filling, preventing air entrapment, pin marks, short shots, sink marks, warping, and welding misalignment, thus significantly improving validation speed and mass production yield.
GP Mold employs an "engineering one-case-per-project" mold development strategy, providing precisely customized mold solutions based on customer product design, competitive standards (such as USAPA hole distribution and rebound requirements), usage scenarios, and production capacity needs. Our engineering team is involved from the initial design stage, providing DFM optimization suggestions, focusing on hemispherical symmetry, welding surface alignment, and dynamic balance optimization of the gating system and cooling circuit. We independently customize the mold structure, mold temperature control circuit, cooling plan, ejection design, and surface treatment solutions, ensuring stable scalability of the mold during trial production and mass production.


GP Mold's mold material system and heat treatment solutions significantly enhance the durability of molds in pickleball product manufacturing. Through high-hardness, corrosion-resistant, and wear-resistant steel and advanced coating processes, the molds reliably withstand high-temperature cycles, frequent opening and closing, and high-cycle mass production conditions, reducing common failure risks such as cavity corrosion, wear, cracking, and deformation. This helps customers achieve longer mold life and lower overall maintenance costs.
We optimize molding cycles through CAE mold flow simulation, hot runner system design, and efficient cooling engineering, ensuring high-speed production capabilities on our clients' injection molding platforms. Through precise planning of gating and cooling systems, we shorten cooling times, improve part dimensional stability, and reduce warping and scrap rates, directly increasing customer productivity, lowering unit costs, and guaranteeing consistent mass production over the long term.


Based on the ISO 9001 certification system, GP Mold implements strict quality control and data recording at every stage, from raw material incoming inspection, mold processing, assembly and finishing, T1 mold trial verification, pilot production to mass production. We conduct durability, filling, demolding, thermal stability, and full-dimensional functional verification of the molds to ensure they meet global competitive standards for pickleball products before formal delivery. We also support full-process traceability management of part production and international logistics delivery capabilities.
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