● special spinning: hollow fiber filter membrane customized for dialysate filter, with good biocompatibility and strong endotoxin retention capacity;

● significantly reduce and improve the patient's Micro inflammatory reaction;

● reduction β 2 microglobulin level and dialysis amyloidosis;

● increase sensitivity to EPO and protect residual renal function.

● Specification and model: a - Ⅰ, a - Ⅱ, a - Ⅴ, a - Ⅵ