Weihai Jierui Medical Products Co., Ltd (Wego Jierui) guzosie ike na 1988, ngalaba Granula na-emepụta PVC Granula dị ka "Hechang" Brand, na mmalite naanị na-emepụta PVC Granula maka Tubing na PVC Granula maka Ụlọ. Na 1999, anyị na-agbanwe ika aha Jierui. Mgbe 29 afọ mmepe, Jierui ugbu a bụ isi soplaya nke Granula ngwaahịa na China ọgwụ Industrial. Ngwaahịa Granula gụnyere PVC na TPE ahịrị abụọ, karịa usoro 70 dị maka ịhọrọ ndị ahịa. Anyị akwadola nke ọma karịa ndị nrụpụta China 20 na nrụpụta IV set/Infusion. Site na 2017, Wego Jierui Granula ga-ejere ndị ahịa si mba ofesi ozi.
Wego Jierui isi jikwaa ma na-azụ ahịa nke Uwe Uwe, Sutures ịwa ahụ, Granula, Needles nke Wego Group.