Singapore Expats

I am going to import blood glucose monitering system to Singapore, do I need applied any license? How the customs duty and tax? What documents do I need submit?

Start here

http://www.customs.gov.sg/topNav/hom/

And here

http://www.hsa.gov.sg/publish/hsaportal/en/home.html

Is that some kinda health supplement?

Most types of Health Supplements does not require licensing but please do send samples to HSA for testing to prove that its safe.

Especially with those recent rises of poison food unrest, it's gonna take a big hit on health products too.