01 · Precision optics
Optical components & lens assemblies
Windows, mirrors, prisms, powered lenses and coatings, plus visible/VIS–NIR, MWIR and LWIR assemblies.
B2B sourcing · Technical products
Optical and fiber solutions built around your real specification.
TUOLAN TRADE helps international product, engineering and procurement teams review custom optical components and assemblies, specialty fiber connectivity and qualified supply resources in China.
Drawing & detector review
Factory visits by appointment
Supplier-audit support
Project-specific verification
Focused B2B product areas
Two technical sourcing categories
Each project starts from the application, specification, target market and quantity. Performance, MOQ and compliance statements are confirmed against current supplier evidence.
02 · Fiber connectivity
Fiber ribbons and compact cables
Tight-buffer fiber, specialty ribbons and mini-cable solutions for components, FTTH, access networks and data-center applications.
How projects move forward
From requirement to approved supply
1. Define
Share the drawing, detector, application, quantity and required tests.
2. Review
Clarify technical risk, supplier route, customization and commercial terms.
3. Validate
Review the sample, measurement report, mechanics and packaging.
4. Supply
Freeze acceptance criteria and coordinate production and delivery.
On-site verification
Factory visits and supplier audits are welcome.
Qualified buyers may arrange a factory visit or supplier audit by appointment. The visit scope, facility and documents are confirmed against the selected project and supplier before the schedule is fixed.
Direct business contactsales@tuolango.com
Send your company, product, expected quantity, visit purpose and preferred dates.
Ready to review a technical project?
Send the specification, target quantity and market. We can also discuss an on-site factory visit or supplier audit.