Dear Emily Sun, The offer for Aluminium Sulphate would have to be submitted along with a mandatory Bid Bond of US$ 715.oo ( refundable ) in the form of Bank Guarantee favoring Jamuna Fertilizer Co Ltd ( JFCL ). In the event the contract is awarded to you, a mandatory Performance Guarantee Bond of 10% ( refundable ) would have to be posted by you.As such, please confirm if you would be in a position to post the mandatory Bid Bond along with your offer so that we may discuss further.Best regards, Sameen Nasar (Mr)Executive DirectorNationwide EnterprisesBangladesh.Tel:+880+2+988-9744Fax :+880+2+831-1601Fax :+1+419+844-2385e-mail : nationwidedhaka@gmail.com( Please avoid sending Attachment File without our consent )