... stable production capacity; 3. raw material: PVC; We supply large quantity blank SLE4442, SLE4428, AT24C01A, AT24C16, and AT88SC1608 ... cardsFeatures: 1) Contact IC card2) PVC card with chip inside visible:a) Chip series Siemens: SLE4406, SLE4442, SLE4428, SLE4404, ... SLE4418, SLE4432b) Chip series item: AT24C01A, AT24C04, AT24C16, AT24C64, AT88SC102, ...