Bangladeshi company request to buy Rubber Pest Chemicals

I’m ***, CEO of ***, based in Dhaka, Bangladesh.
I’m looking for a Manufacturer of Screen Printing of Rubber Pest for regular basis and the quantity is quite satisfactory.
Kindly let me know about your product list with their specifications, C&F, Chittagong, Bangladesh, price.
The entire Chemical free certificates please.
Thanks and best regards.