#1. Design Read More

Yixun have offer mold and moulding soluton to global customers from 100 countries. Customer send us the drawing or sample, and the forecast, we propose customer the comprehensive solutions . Read More

Polycarbonate (PC) is one of the most popular engineering plastics for industrial equipment, electronics, medical devices, and transparent protective components. It features high transparency, extreme impact resistance, and excellent dimensional stability.

When manufacturing PC parts, manufacturers mainly adopt three processes: Laser Cutting, CNC Machining, and Injection Molding. However, many buyers and engineers choose the wrong process, resulting in cracking issues, poor appearance, high defect rates, or extremely high production costs.

To help customers clearly understand which process suits their product structure and order quantity, we fully compare the three manufacturing methods and add four real industrial case studies for practical reference. Read More

In injection molding, the runner system is the core channel that delivers molten plastic from the machine nozzle to the mold cavity. The choice between cold runner, semi-hot runner, and full hot runner directly impacts production cost, cycle time, product quality, and daily mold maintenance. Many manufacturers struggle with improper runner selection, leading to excessive material waste, frequent downtime, or unnecessary high mold investment.

This blog systematically compares the three mainstream runner systems, analyzes their unique advantages, and focuses on their critical maintenance differences to help you make cost-effective, long-term production decisions. Read More

Food-contact plastic products require the highest standards of hygiene, stability, and compliance. Unlike ordinary consumer plastic parts, food-grade components such as food containers, water cups, packaging shells, and tableware must pass strict FDA 21CFR and GB 4806 migration tests. For manufacturers running multi-million-shot mass production, choosing the right injection mold steel is not just a quality decision—it is a critical factor for long-term compliance, stable surface finish, and lowest overall production cost. Read More

Pearlescent and metallic color finishes are highly popular in consumer goods, home appliances, food-contact products, and cosmetic components. Unlike traditional surface spray painting, in-material pearlescent and metallic effects blend sparkling pigments directly into the plastic resin, delivering scratch-resistant, long-lasting, and premium visual quality with no paint peeling, no VOC pollution, and no secondary processing. Many clients prefer this integrated coloring solution, yet most are confused about material compatibility, molding limitations, and the difference between injection molding and 3D printing for metallic-pearl finishes.

In this article, we break down professional manufacturing knowledge to help you select the best material and production process for custom pearlescent & metallic plastic parts. Read More

Struggling to choose between overmolding and 2K injection molding? Learn how volume, tooling cost, and cycle time drive the right decision. Read More

Avoid costly errors with precision plastic injection mold design. Discover how DFM, mold flow analysis, and smart tooling maximize your ROI. Read More

Selecting a medical mold partner? Learn ISO 13485, ISO 7/8 cleanroom, and IQ/OQ/PQ validation criteria to ensure compliance and patient safety. Read More

Scale production and slash per-part costs with multi-cavity injection molds. Master tooling economics, runner designs, and defect mitigation. Read More

Master 2K injection molding design, material compatibility, and ROI to eliminate assembly, reduce costs, and boost part quality. Read More

When developing modern household plastic goods, conventional single‑cavity injection molding cannot always solve design challenges such as thick‑wall sink marks, heavy part weight, soft‑touch requirements, or dual‑color appearances. Two advanced molding technologies stand out in the consumer home‑goods sector: Gas‑Assisted Injection Molding (GAIM) and 2K (Two‑Shot) Injection Molding.

Many product developers are confused: what are their real‑world benefits? What parts are they suitable for? What extra machine and mold investments are needed? This blog breaks down gas‑assist and 2‑shot mold solutions to help you make the right choice for your next household product project. Read More