Looking for pet bottle preform Jordan

We are group of multiple companies , and one of them is water bottles factory , and we are looking for reliable and good price PET preforms as on the following preforms :
8.9 gm.
12.6 gm.
23.5 gm.
neck size is 29/25 , short neck and please send me the best prices based on my real production monthly data for water bottles:

8.9 gm : 1,800,000 PCS
12.6 gm : 800,000 PCS
23.5 gm : 500,000 PCS