Valves for 6 kg fire extinguishers import inquiry from Bulgaria

Dear Sir/Madam,
For our production activity we are looking for a producer of valves for fire extinguishers.
At the moment we need: CE marked valve for 6-12 kg fire extinguisher with a hanger - 2400 pcs
We shall appreciate if you send us your prices for all parts for fire extinguishers that you produce from 1 kg to 100 kg.
Thank you in advance.
With best regards