I am looking for a reliable supplier of PU synthetic leather for shoe uppers. I intend to place an order for approximately 40,000 meters of PU synthetic leather, divided as follows: - PU Caviar embossed, 1.20 mm – 15,000 meters - PU Towel texture (flocked), 1.20 mm – 10,000 meters - PU Fabilak (matte nubuck - like), 1.20 mm – 10,000 meters - PU Super suede, 1.40 mm – 5,000 meters. My priorities are: - Competitive pricing - Softness and high quality of the PU leather - Factory certifications and reliability. Please provide: - FOB prices per meter for the specified quantities - Information about factory certifications (e.g., OEKO - TEX, REACH) - Sample availability and cost - Lead time for delivery.