Compression plastic pipe fitting quotation needed in Tunisia

We want to apply for a quantity of compression plastic pipe fitting which are mainly used in the agricultural fields and precisely for irrigation .
1-coupler (the photo is attached ):
**size: 50 mn: 1x1/2"
**size: 63 mn : 2"
**size :75 mn
2-reducing coupler:
**size: 63/50mn
**size:75/63mn
3-elbow90° degree
**size:50mn:1x1/2"
**size:63mn:2"
**size:75mn
4-Equal tee 90°degree:
**size:50mn:1x1/2"
**size:63mn:2"
**size:75mn
5-adaptor (male)
**size:50mn:2"
**size:63mn:2"
6-adapt