Organic collagen fibers rau kev sib txhuam thiab sealin ...
Collagen fiber yog qhov tseem ceeb ntawm cov tawv nqaij tsiaj. Nws yog ib tug natural tsiaj fiber. Nws muaj nyob rau hauv daim ntawv ntawm matrix fiber nrog cov qauv zoo thiab muaj biocompatibility thiab biodegradability unmatched ...
Saib ntxiv