When buying custom couplings for the first time, choose payment terms that reflect how much of the design and production process has been verified. A sample order can validate fit and specifications; once the details are approved, a staged payment arrangement may suit a standard order. For online transactions or larger industrial purchases, consider the available buyer-protection and trade-finance options.
Sample orders require full payment before production and shipment. PayPal is listed as an option for samples, prototypes, small trial orders, and urgent low-volume purchases. Depending on the project and cooperation terms, sample fees may be partly or fully refundable once mass production is confirmed.
The stated terms for a standard international order are a 30% deposit before production, followed by the remaining 70% before shipment. Before paying the deposit, approve the drawing and confirm the material, tolerances, surface finish, inspection requirements, packaging, and shipping documents. Before releasing the balance, agree on how shipment readiness and acceptance will be documented.
Alibaba Trade Assurance is available for online transactions and OEM or ODM projects. It supports protected payment, buyer protection, quality assurance support, and delivery protection. For bulk procurement, large industrial orders, or long-term international cooperation, a Letter of Credit offers a more formal payment process intended to reduce trade risk.
| Option | Typical use and stated terms |
|---|---|
| T/T | For standard international orders: 30% deposit before production and 70% balance before shipment. Flexible terms may be discussed with established customers or for large-volume OEM projects. |
| PayPal | Listed for samples, prototypes, trial orders, and urgent small purchases; offers convenient international payment and fast confirmation. |
| Alibaba Trade Assurance | An online option that supports buyer protection, quality assurance, delivery protection, and secure payment for international orders. |
| Letter of Credit | Listed for large industrial purchases, bulk orders, and long-term international cooperation. |
| Sample-order terms | Full payment is required before sample production and shipment. Some or all sample fees may be refundable after mass-production confirmation, depending on project cooperation. |
Payment protection works best alongside clear technical documentation. Custom coupling drawings can be supplied in PDF, CAD, DWG, DXF, STEP, IGS, and STP formats. The stated machining capabilities include CNC turning and milling, drilling, tapping, laser welding, polishing, and assembly.
Standard tolerance is stated as ±0.1 mm, with precision work available to ±0.03 mm. Confirm which tolerance applies to the parts and features in your order before production begins. A written inspection and acceptance plan can also help prevent disagreement about whether the finished couplings meet the agreed requirements.
The supplier describes inspection at several stages: incoming materials and production, semi-finished parts, surface treatment, assembly, finished products, and packaging. Its manufacturing system is stated to be ISO 9001 certified. Agreeing in advance on inspection records and acceptance criteria adds clarity before the final balance is due.
If the design still needs validation, start with a sample or prototype and confirm the sample payment and any refund conditions in writing. Once the specifications are approved, the stated 30% deposit and 70% balance-before-shipment structure is an option for a standard order. Alibaba Trade Assurance may suit buyers who want an online protection route, while a Letter of Credit is listed for higher-value industrial procurement.
The supplier offers OEM and ODM manufacturing, custom CNC machining, small-batch orders, and bulk production. For project or technical support, contact +86-15868979792.
PayPal is listed for samples and prototypes, and full payment is required before sample production and shipment. Alibaba Trade Assurance is another option when you want online order and delivery protection.
Review the approved drawing, material, required tolerance, surface treatment, inspection and acceptance process, packaging, and shipping arrangements. For standard international orders, the stated structure is a 30% deposit before production and a 70% balance before shipment.
It is listed for large-scale industrial orders, bulk procurement, and long-term international cooperation, where a formal payment process can help manage trade risk.
ZheJiang Dream Industry Limited has more than 20 years of precision manufacturing experience and provides custom design and production of CNC-machined parts and assemblies in stainless steel, aluminum, brass, copper, carbon steel, and engineering plastics. Established in 2008, the company operates a 2,500 sqm factory and exports 65% of its production to more than 30 countries and regions. Its turnkey capabilities include design review, CNC turning and milling, surface treatment, precision casting, and final inspection. The company holds ISO 9001 certification and serves customers across multiple industries.
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