When commissioning a plastic mold, the written agreement is where ownership, confidentiality, and permitted use of intellectual property should be defined. The available company and product information for Longterm describes mold design and manufacturing services, inspection, delivery, and after-sales support, but does not specify IP ownership or usage rights. Its contractual protections therefore cannot be confirmed from these records alone.
Longterm offers custom injection molds for applications such as electronic housings, with single- and multi-cavity options. Listed specifications include P20, 718H, and 1.2738 mold steels; ABS, PC, and PP plastics; surface-finish options; a stated tolerance of ±0.02 mm; and an estimated mold life of 50,000 to 800,000 shots. The product listing also gives a 20–35 day delivery time and a minimum order quantity of one set.
The company describes development based on customer-provided drawings or samples. However, the supplied information does not explain who owns those inputs, the resulting mold design, CAD files, or tooling, or how any of them may be used. Custom development by itself does not establish ownership or confidentiality obligations.
Quality measures listed for the service include mold trials, dimensional inspection, and a full check before shipment. After-sales services include online technical guidance, mold maintenance, and spare parts support. These provisions concern manufacturing quality and ongoing service; they do not establish intellectual property rights.
Longterm also lists ISO 9001:2015 certification for the design, manufacture, and sale of precision molds and the sale of plastic products. The certification information provided does not describe confidentiality duties or ownership arrangements. Likewise, the listed projects, including an electronic housing mold for an Italian customer and a double-shot overmolding mold for a French customer, offer no details about the contracts used for those engagements.
The available records do not confirm specific IP protections. Before work begins, review the project agreement to establish the rights and responsibilities that apply to your project, including treatment of customer-provided materials, mold designs, tooling, confidential information, and permitted use.
| Project area | What the records describe | What they do not confirm |
|---|---|---|
| Mold and product specifications | Materials, compatible plastics, cavity options, tolerance, finishes, and expected mold life. | Ownership of the mold, design, or tooling and any usage restrictions. |
| Customer-provided materials | Custom development may use drawings or samples supplied by the client. | Ownership, confidentiality, or handling requirements for those materials. |
| Inspection and quality | Mold trials, dimensional checks, and a pre-shipment inspection. | Any intellectual property rights arising from inspection or production. |
| After-sales service | Technical guidance, maintenance, and spare parts support. | IP provisions associated with service or ongoing access to the mold. |
The records do not say who owns the mold design or tooling. Check the written project agreement for the applicable terms.
No such protections are stated in the available company profile. Confirm how customer materials may be accessed, stored, shared, and used in the contract.
None are specified. The information describes manufacturing, inspection, delivery, and support, so the relevant IP provisions must be confirmed in the project agreement.
Longterm lists OEM custom injection molds, custom mold making with injection molding, precision mold services, and mold development with mass production. These service descriptions do not determine contractual IP rights. Review and agree on the applicable written terms before proceeding. For technical information or support, contact Roger Luo at rogerluo@longterm-mold.com.
Longterm Manufacturing Solutions Limited was founded in 2010 and provides mold design, tooling, precision machining, mold manufacturing, and parts production for international customers. The company reports a team of 50 employees, with North America, Europe, and Australia as its main markets. Its listed certification is ISO 9001:2015, and its cooperation cases include consumer electronics, home appliances, and industrial equipment.

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