ballya international limited manufacture high quality dialysis, specially high flux hemodialysis dialyzer. we develop a complete high performance dialyzers for patient care. we focus on producing hollow fiber dialyzer, materials using polysulfone or polyethe-sulfone to ensure top quality and high performance. size is available from 1.0m to 1.8m also, we manufacture alss machine (artificial liver support system) for liver failure or renal failure, we sell alss machines for years, andhave good reputation in here.. av needle, divided into 14g, 15g, 16g, 17g, 18g with rotating or fixed wing with back eye....... more details, please contact us or visit our site.. thank you very much.