Dr Ji is a Surgeon who work very long time in surgery, and during his work he find that the infusion way is not good enough and will occur many problems, so he try to invent a new products to settle the problem.

  He start this invent from 1998. But before 2004, he can't make a satisfied products.

  In the end of 2004, Engineer Chan join to him to settle all the remaining problem. After many times improving and many times test, finally finished all at the end of 2007.

 

  The following please see the picture for some of the products invented by Dr Ji before 2004 . please be note that they are just some of them not all of them.