Breathable Waterproof Medical Dressing Tape 1. Infusion care 2. Product with good adsorbility and ventilation property About usa. Hangzhou Qiandao Lake Biotech Co., Ltd. is specialized in researching, developing and manufacturing bio-materials.b. Chitin bio-dressing is the first bio-medical product all by ourselves, more being expecting in the near future.c. We have established well quality- ...