1. Perforted corrugated packing (ZL92221678.9) 2. Single Guide Shoe Diamond Net Making Machine (ZL92218357.0) 3. High-Efficiency Catalytic Distillation Packing(ZL92222666.0) 4. Air Separation Packing (ZL96231028.X) 5. Random Packing Concentric Flat Ring (ZK99227491.5) 6. Concentric Flat Ring (ZL99228188) 7. Tray-type Liquid Re-distributor (ZL99228794.4) 8. Line-type Liquid Re-distributor (ZL02 1 385017) 9. Pipe-type Liquid Re-distributor (2004 2002 4 306.2) 10. High-Capacity Arc Packing (ZL032196806) Appendix: Products Geometry Feature Parameter (Click here and enter)