Buy Mazut M100 S <0.5%

Dear Sir,My buyer need Mazut M100 - 75 and M100 - 99.CIF term to China ASWP.Fixed price.Product : Mazut Gost 10585-75 TYPE 1 (S<0.5%) and Mazut Gost 10585-99 TYPE 1 (S<0.5%) For the first time they will buy 100,000 MTx12.Payment by DLC.No upfront fee.Mention who the seller is.I hope you can provide me the official SCO on your company letterhead or prefer FCO.Thank you.Regards,Syamsul Arifin