Established in 1993, the illustrious Shanghai GeShi Fluid Equipment Technology Co., Ltd. stands as a beacon of innovation in the high-tech realm. Our expertise lies in the pioneering research and development of advanced purification technologies. These include state-of-the-art filtration consumables and equipment, as well as cutting-edge filtration and water treatment engineering. In a landmark move in December 2021, GeShi proudly became part of Shanghai LePure Biotech Co. Ltd. Positioned at the forefront of purification technology in the pharmaceutical industry, we deliver unparalleled, high-quality process solutions. Our relentless drive for technological advancement has solidified our reputation as a trusted partner to leading global pharmaceutical enterprises.



In-depth Overview of the GeShi Site
Spanning a total area of 11,000m², our facility boasts a specialized production area of 3,000m², reflecting our commitment to excellence and capacity.
With an impressive capacity projected to reach 1,000,000 sets, our product suite includes a wide array of essential items such as gas & liquid capsules, cartridges, syringe filters, disc filters, integrity testers, filter housings, and exclusive pharmaceutical equipment.
Our Quality Management System is certified under ISO 9001:2015, ensuring our commitment to the highest standards.
Proudly bearing CNAS Accreditation, demonstrating our adherence to national and international standards.


The autoclaving version is delivered non-sterile but is fully autoclavable, offering flexibility and convenience.
Cartridge Sterilization:
Our cartridges withstand 30 cycles at 134ºC for 30 minutes, suitable for SIP or autoclaving.
They maintain a maximum positive pressure difference of ≤0.35 bar for robust performance.
Biological Information
Endotoxin levels are rigorously controlled to <0.25EU/ml, ensuring safety and purity.
Biocompatibility is guaranteed, meeting stringent compliance with USP<87><88> standards.
Order Information for Effortless Procurement
LeSiever® Capsule - Precision-engineered for optimal filtration.
Regin | Industry | Filter type | Material | Final pore size | Derivative | sterilization | Filter size | Connector | Packing |
International | A-Hydrophobic membrane in Pharmaceutical Industry B-Hydrophilic membrane in Pharmaceutical Industry E- Electronic Industry F- F&B Industry | 1.capsule 2.disk 3.syringe filter | S-PES Hydrophilic H-PES Hydrophobic F-PTFE Hydrophobic T-PTFE Hydrophilic V-PVDF Hydrophobic D-PVDF Hydrophilic N-Nylon 6 M-Nylon-66 P-PP G-GF C-CA E-MCE membrane | ![]() | D- Gamma irradiable A- Autoclavable S- presterilization (Gamma) | D2- 25mm (syringe) D5- 50mm (disk) S1- 180cm² S2-180cm² (trap) S3-300cm² S5- 550cm² 02- 2inch 04- 4inch 05- 5inch 10- 10 inch 20- 20inch | L- Luer(for D2) N- HB Stepped 1/4-1/2" 0- 1/4" (6.4mm)HB H- 1/2" (12.7mm)HB B- 3/4" (19.1mm)HB F- 3/4" (19.1mm)TC | 1- 1pc/pk 3- 3pcs/pk 4- 4pcs/pk 6- 6pcs/pk X- 10pcs/pk Y-50pcs/pk |
LeSiever® Cartridge - Designed for superior performance in demanding applications.
Regin | Industry | Filter type | Material | Final pore size | Derivative | Up endcap | Filter size | Center tube and Connector | Gasket |
International | 1-Pharmaceu-tical Industry 2- Electronic Industry 3- F&B Industry | D-Filter Cartridge | S-PES Hydrophilic H-PES Hydrophobic F-PTFE Hydrophobic T-PTFE Hydrophilic V-PVDF Hydrophobic D-PVDF Hydrophilic N-Nylon 6 M-Nylon-66 P-PP G-GF C-CA | ![]() | S- Triangular fin Z- Cylindrical sharp corner P- Flat end cap LP- Two flat port LHP- Two flat with steel PLP- one flat endcap, one flat port G- Heat resistanc | 25-2.5 inch 05-5 inch 10-10 inch 20-20 inch 30-30 inch | H- SS center tube T- Hear resistance center tube D-222 E-226 DN- SS in 222 EN- SS in 226 SE-Small 226 SD-Small 222 P4-Pall 4440 M8-MP 5112 SF-Sartorius 15 H- SS center tube | S-Silicone rubber V-Fluorine rubber Y-EPDM rubber F-Nitrile butadiene rubber (NBR) WV-Outer tetrafluoroethylene rubber |