Plastic Tooling and Injection Molding Services
We are custom mould manufacturers, providing comprehensive plastic tooling and injection molding services. All aspects including size, color, and thickness can be fully customized to meet your specific requirements.
Company Profile
Since 1992
Beijing Longshan Brothers Mould Co., Ltd is an integrated enterprise with industry and trade, specializing in molds customization and manufacturing processes. Established in 1992, our factory covers 15,000 square meters and employs 90 skilled professionals.
Production Scope: Injection Molds, Die-casting Mold, Rubber Molds, Plastic Production, Die-casting Production, Rubber Production, and more.
With over 30 years of development, we have integrated multiple related business lines, creating a mature industrial chain that enriches our experience in complete new product research and production processes.
We provide customization and processing services for more than 50 countries including the US, Germany, Russia, Australia, Italy, Indonesia, Korea, Japan, and the United Kingdom, with many clients maintaining successful partnerships for over 20 years.
Certifications & Awards: ISO 9001:2015 Certificates, AAA Credit Enterprise, TUV Golden Certificates, Certificate of Small and medium-sized enterprises of science and technology of Hebei Province, Certificate of High and New technology of Hebei province, and 35 patents.
Our professional team provides comprehensive technical support and high-efficiency cross-border solutions for our clients. We offer full visual service throughout production and superior one-stop service including design, surface treatment, assembly, and packaging.
Our mission is to meet clients' requirements, ensure complete satisfaction, and build our company into a century-old enterprise.
Certifications
- GB/T19001-2016 / ISO9001:2015 Certificate
- Verified Supplier Certificate (Assessed by TUV)
- Business License
- AAA Certificate of Good Faith Supplier Grade
- AAA Integrity Management Demonstration Unit
- AAA Enterprise Credit Rating
- AAA Credit Rating Certificate
- AAA Quality Service Integrity Unit
- China Creditable Entrepreneur Certification
- AAA Abiding by Contracts & Keeping Promises Enterprise
- Certificate of Patent for Utility Model (35 Chinese patent certificates)
Our Cases
Our Customers
Order Process
Product Specifications
| Product Type |
Custom made plastic injection molding parts |
| Mould Structure |
Plastic injection mould |
| Mould Material |
Mould steel P20, 718, 718h, 718hh, 2738, 2344, 2316, S136, NAK80 |
| Mould Base |
LKM, HASCO, JLS, DEM etc. |
| Mould Life |
200,000 - 1,000,000 shots |
| Cavity |
Single & Multi-cavity |
| Gate Type |
Cold runner & hot runner |
| Certification |
ISO9001:2015 |
| Design Software |
UG, Pro/E, CAM, Solidworks, Auto CAD |
| Product Material |
PP, ABS, PA delrin (POM), PMMA, AS, PS, PE, PET, PVC, PEEK, etc; GF added material (ABS+GF, PA66+GF, PA666+GF) |
| Customizable Dimensions |
Material, shape, Logo, size, color, surface texture, surface treatment, product performance (scratch resistant, flame resistant, UV resistant, food grade, chemical resistant, etc), packing |
| Application |
Household commodities, electronics, car parts OME & Performance, motorcycles, bikes, machinery parts, hospital, cosmetics, and Aerospace etc. |
| Delivery |
Shipping by air/sea/railway transportation/land transportation |
Packing and Shipping
Frequently Asked Questions
Does your company make mold by yourself?
Yes, We are a mold manufacturing factory established in 1992. You can visit our factory via video call with me now. You are also welcome to visit our factory in China.
What are your advantages?
- More than 30 years of mold manufacturing experience
- Provide you with high-quality one-stop service (design, production, surface treatment, assembly, packaging)
- Professional team provides you with technical support and efficient cross-border solutions
- We can provide you with full visualization services during the cooperation process
- Lifetime after-sales warranty service
How to ensure the confidentiality of design drawings and other information?
We will sign a confidentiality agreement with you. Confidential information related to custom projects will not be disclosed.
How many kinds products can you make? Only make the mold?
We can make different kinds of mold, such as plastic injection mold, die casting mold, blowing mold, stamping mold, and silicone rubber mold. Besides, we also can produce the final parts for you (plastic injection parts, aluminium die-casting parts, rubber parts, silicone parts, stamping parts).
What's the software you will use to check the drawing? And what's format of drawing you can check?
Our designers and engineers all use Auto CAD, Solidworks, UG, Pro/E or CAM to check 2D or 3D drawings. We can check drawings with PDF/ DWG/ STP /STEP/ X-T / IGS / STL / DXF / DXW etc. formats. STP /STEP is the best format.
How do you ensure mold or product quality?
We will control quality according to ISO9001 quality system standards and send you videos of mold trial and samples. If necessary, we will provide steel quality specifications. For products, even though we will inspect each product, we will still provide a certain quantity of spare parts based on the order quantity.
How to pack the mold and products?
For molds, we will coat one-layer anti-rust oil first, and then cover thin films on the mold, finally pack into non-fumigation wooden box. For products, we will pack into standard export cartons or as per customer's request.
Can you design product for me if I only have a rough concept?
Yes! As long as you provide reference objects and your ideas, we can provide design services.
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