Could we have a business cooperation if possible?

Hello Sir/Madam,
It's my pleasure to write to you.
We would like to introduce ourselves as one of best supplier in China.We mainly produce laptop batteries and adapters,and other adapters.
What's more ,we have been in this field for more than 5 years,and our quality and service are devoleping quickly.
I am writing to ask whether we can have a business cooperation if possible.
We have our own factory here,so we can offer you competitive price.
Looking forward to your early reply.
Yours sincere
Bethany
Sales Manager