Tokio Insurance

Among the following companies which offer good and no problem of health insurance for a newly married couple sum insured health around 5 lakhs per year.
Apollo DKV
Bajaj Allianz
Cholamandalam
HDFC Ergo
ICICI LAMBORD
IFFCO-Tokio
National Insurance
New India Assurance
Oriental Insurance
Reliance Health
Royal Sundaram
Star Health
Tata AIG
United India Insurance.
Respond with confidence to the reason why you should suggest this company.
Reply immediately.

Not sure of all the companies you listed. You can research each company. You can look in the individual plans of insurance and get the best price. When Medicare researched plans you might want to try and bookmark this site for information on research, news, articles, insurance quotes, companies, links and more. It should have the resources to help you with your question.

http://www.healthinsurance-guide.net/

Generally all the above companies offering insurance in good condition with no problem, but to go into detail as you just need to go and compare and apply engine zibika is a financial portal, will give u the best result and will erase your doubts.
The link to the website http://www.zibika.com/a/insurance

Do the comparison yourself.
But why a newly married couple need a healthy sum assured of around 5 lakhs per year?
Is this really necessary?