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Frequently Asked Questions
Use our online RFQ form or contact your regional sales representative directly via email or messaging apps. For complex projects, we recommend scheduling a consultation call with our engineering team.
We accept DWG, PDF, DXF, and JPG formats. For 3D models, STEP and IGS formats are preferred. Our engineering team can also work with BIM models (Revit, Tekla) for complex projects.
Standard lead times range from 4-8 weeks depending on project complexity and current workload. Urgent orders may be accommodated with expedited fees. For large-scale projects, we recommend contacting us at least 3 months in advance.
While we focus on manufacturing, we maintain a network of certified installation partners worldwide and can recommend suitable contractors for your project. We also provide detailed installation manuals and can arrange on-site technical support if needed.
We are ISO 9001:2015 certified and comply with ASTM, EN, and other international standards. Our facility undergoes regular audits and we maintain full material traceability. Specific certifications available upon request.
We primarily use high-strength steel grades (Q345B, Q235B) conforming to GB/T 1591 standards. For corrosive environments, we offer galvanized or weathering steel options. All materials come with mill certificates and can be customized to meet specific project requirements.
Yes, our engineering team specializes in custom solutions. We can work from your designs or develop complete solutions based on your specifications. Custom projects typically require a design review phase before production begins.
Standard terms are 30% deposit with order, 70% before shipment. For established customers, alternative arrangements can be negotiated. We accept T/T, L/C and other secure payment methods.
We have extensive experience in international shipping and can arrange door-to-door delivery or port-to-port shipments. All structures are packed for overseas transport with proper protection. We provide complete shipping documents and can assist with customs clearance procedures.
We offer a 10-year structural warranty on all our towers. Galvanized components carry a 20-year corrosion warranty. Warranties cover material and workmanship defects under normal use conditions.
