Willing to buy Used Rails R50/R65

Looking to buy used rails R50/R65 about 2 millions ton
We are used rails R50/R65 buyer from Asia, and looking for serious supplier to supplying used rails 100% R50 & R65 ISRI CODE: #200-202 from Middle East in Suadi Arabia or Asean each. but not Russia or Africa.
Ours clients from China Steel Plant, and would like to purchase used rails scrap as 100% R50 & R65 ISRI CODE: #200-202
Please offer more competition price quotation for the requirement as following:

1.) Name : Used Rail Scrap 100% in R50 & R65 ISRI
2.) Please Quote CIF, Price : USD$ / MT
3.) Required to Cut : 1.0 or 1.5 Meter lenght
4.) CIF Destination to China Main Port
5.) 1st trial order quantity: 50k bulk carrier
5.1) 1st trail order payment term arrange:
quantity to order 50K, 100% irrevocable, non-transferable L/C at Sight via MT700
6.) 2nd purchase order quantity: every 3 months per contract agreement x 50k x 2 shipments x 4 times in a year.
Send us your best offer price quotation.