1. who are we?We are based in Shanghai, China, start from 2020,sell to Domestic Market(48.00%),South Asia(4.00%),Eastern Asia(4.00%),North America(4.00%),South America(4.00%),Oceania(4.00%),Western Europe(4.00%),Southern Europe(4.00%),Central America(4.00%),Northern Europe(4.00%),Africa(4.00%),Eastern Europe(4.00%),Mid East(4.00%),Southeast Asia(4.00%). There are total about 201-300 people in our office.2. how can we guarantee quality?Always a pre-production sample before mass production;Always final Inspection before shipment.3. what can you buy from us?Catheter; Membrane4. why should you buy from us not from other suppliers?We have 13 years of R&D and production experience, serving customers in hundreds of countries. We have two R&D centers and three production plants, all of which are 10,000-level purification workshops, in line with ISO13485, CE certificate.5. what services can we provide?Accepted Delivery Terms: FOB,EXW；Accepted Payment Currency:USD,CNY;Accepted Payment Type: T/T,PayPal;Language Spoken:English,Chinese,Japanese,French,Korean.