Inquiry about Walk-in Freezer Panel Kit

We are looking for a walk-in freezer panel kit with outside dimensions 20 ft W x 20 ft L x 14 ft H. Panels: 150mm (6") PU/PIR cam-lock type, metal facings both sides. Sliding door with 8 ft clear opening height. Holding temperature -20°C (-4°F). Insulated floor rated for pallet jacks, no forklift traffic. Outdoor installation under existing roof/canopy — exterior-grade panel finish required. Panels-only kit; we will source refrigeration locally. Please quote FOB China seaport and CIF to Tampa, Florida if available. This is the first of three identical units (Florida now, Guyana and Trinidad later), so we aim to build a longer-term supplier relationship. Kindly include unit price, total, lead time, warranty terms, and packing details. For qualification, please provide ISO 9001 certificate, ASTM E84 (or FM) fire test report for panel foam with flame spread ≤75 and smoke developed ≤450, and 2-3 US customer references.