GAOZIT — PRODUCT ENQUIRY CHECKLIST 1. Product series and selected configuration 2. Quantity and unit 3. Drawing number and revision 4. Clear opening / DN / pipe OD / flange drilling, as applicable 5. Pressure or load class 6. Material, lining and coating 7. Operation, direction, locks and other options 8. Applicable standards, revision and required tests 9. Packing and marking requirements 10. Delivery destination and requested schedule Email: franklin@gaozit.com Attach project drawings to your email. Do not assume a photograph defines every specification.