



Product Features:
1.High Precision and Complex DesignsOur custom injection molded parts are designed with high precision, enabling the production of intricate and complex shapes with tight tolerances.
2.Durable and Reliable
Made from high-quality plastic materials, our injection molded parts are durable, wear-resistant, and designed to withstand tough conditions, ensuring long-lasting performance.
3.Cost-Effective for Mass Production
Injection molding is ideal for high-volume production runs, providing a cost-effective solution for large orders while maintaining consistent quality.
4.Versatile Material Options
We offer a wide range of material options, including various plastics, such as ABS, polycarbonate, nylon, and more, to meet specific industry needs.
5.Fast Turnaround
With our efficient production process, we can quickly produce custom injection molded parts, minimizing lead time to meet your deadlines.
6.Tailored to Your Requirements
From design to final product, we customize each part to your exact specifications, ensuring perfect fit and functionality for your application.
7.Strict Quality Control
We employ stringent quality control measures throughout the production process to ensure that all parts meet your exact standards and industry requirements.
Brand | Jiaen |
Our products | Auto spare parts,High-speed Train spare parts,Wind power accessories,communications and security equipment spare parts,Fire Accessories etc, such as Sheet plate series, Cabinet Series,Die casting series,CNCmachining series, Forging Series,Injection plastic series etc |
Place of Origin | Qingdao China (Mainland) |
Size | OEM Standard Size |
Color | Matte or gloss or according to clent's requirement |
Process | Molding Injection |
Product Certification | ISO9001,IAFT16949,EN15085,ISO14001,ISO 45001 |
Available Materials | Thermoplastic Plastics :PE /PP/ PVC / PS/ PET Thermosetting Plastics: PF / EP/ UPR Additives Auxiliary Materials |
Surface | Polishing,Shot Blasting, Chemical Degreasing, Chemical Etching, Spray Painting,Electroplating, Powder Coating, Printing etc |
Payment | T/T,L/C,Money Gram,Western Union |
Delivery | Sample: 3~5 days for no mould items and 7~10 days for mould items Mass goods:15~20 working days |


1. Mold Design and Preparation
The first step in the injection molding process is designing and preparing the mold. The mold is typically made from steel or aluminum and is precisely engineered to form the shape of the final product. The design includes cavities and channels for injecting plastic material.
2. Material Selection and Heating
The next step is selecting the appropriate plastic material, such as ABS, polypropylene, or polycarbonate. The plastic pellets are then fed into a heated barrel, where they are melted and prepared for injection.
3. Injection Phase
Once the material is melted, it is injected under high pressure into the mold cavity through a nozzle. The mold is precisely closed to ensure no material escapes during the injection phase. The pressure helps to ensure that the mold fills completely and evenly.
4. Cooling and Solidification
After injection, the mold is cooled to solidify the plastic material. Cooling time depends on the material used and the part's size and complexity. The mold is kept at a controlled temperature to prevent warping or defects.
5. Ejection
Once the part has cooled and solidified, the mold opens, and the finished part is ejected from the mold. This step is usually aided by an ejector pin or air blast to push the part out without damaging it.
6. Post-Processing (if needed)
After ejection, parts may undergo additional processes, such as trimming, surface finishing, or assembly, depending on the complexity of the design and specific customer requirements.
7. Quality Control and Inspection
Finally, each part undergoes rigorous quality control checks to ensure it meets the required specifications, such as dimensions, strength, and surface finish. Any defective parts are removed from the batch.
At Jiaen MFG, we specialize in providing high-quality custom manufacturing solutions with a focus on precision metal and plastic processing. With years of expertise in the mechanical industry, we cater to a diverse range of sectors, offering services that include sheet metal fabrication, machining, casting, and injection molding.
Our commitment to excellence is reflected in every product we deliver. We understand the importance of quality, fast delivery, and flexibility, which is why we offer competitive pricing, low minimum order quantities (MOQ), and a customer-first approach. From initial design to final production, our dedicated team works closely with clients to ensure that every detail meets their exact specifications.
Located in the heart of China's manufacturing hub, Jiaen MFG is equipped with state-of-the-art machinery and a robust quality control system. We have successfully collaborated with clients from around the globe, including America and Europe, providing tailored solutions that drive success.
Whether you need a one-off prototype or large-scale production, Jiaen MFG is your trusted partner for reliable and efficient manufacturing services.

Q1: Samples Leading Time?
A: Mould items ( casting & injection plastic):15-20 days
sheet plate : 5 days
CNC maching : 3-5 days
Welding:2 days
Mould cost :100% prepaid and free samples for quality confrmation ,free <usd10
Q2: Shipment terms:
A: FOB QINGDAO /SHANGHAI/Tianjin CIF,DDP
Q3: Do you have a minimum order quantity limit?
A: The minimum order quantity is low, and 1pc sample is available for inspection.
Q4: How do you deliver the goods and how long does it take to arrive?
A: We usually deliver goods by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Sea and air
transportation are also optional.
Q5: Whether inspection to keep the quality ?
1.Accessories samples inspeciton;
2.Finished samples inspeciton;
3.First article inspection ;
4.Rounting inspeciton ;
5.Spot inspection;
6.100% inspection if requested .
Q6: How Can Your Custom Manufacturing Services Enhance Our Product Quality And Market Appeal?
A: Our state-of-the-art manufacturing processes, including laser cutting, CNC machining, and Casting,
ensure precision and quality. By partnering with us, you'll gain access to superior quality products that stand
out in the market, elevating your brand's reputation and customer satisfaction.
Q7: As A Business With Varying Demands, How Can Your Low MOQs Benefit Us?
A: We understand the dynamic nature of your demands. Our flexible production lines and low MOQs mean
you can respond swiftly to market changes without overcommiting resources, ensuring your business stays
agile and cost-effective.
Q8: What Assurances Can You Offer In Terms Of Delivery Timelines And Supply Reliability?
A: With over 20 years of experience and a proven track record in serving international markets, we pride
ourselves on timely delivery and supply reliability. Our efficient production management and logistics expertise
mean you can count on us for consistent supply, keeping your operations smooth and uninterrupted.