Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
Due to the repeated use of syringes bring harm to people's health and life,and resist the reuse of syringes has become a consensus of the people.This changed the front-end syringes structure and design of four thorn in the syringes,after the completion of medicine injection,the front-end stabbed broken and syringes cannot be repeated use.
Chao Hu Yang Chen Wenjuan Wei Qian Jiang