assignment agreement this assignment agreement ( " assignment agreement " ) is entered into and made effective on this 6thday of november 2012 by and among : blue dolphin exploration company, a company incorporated and existing under thelaws of the state of delaware, u. s. a., and having its registered office at 1209 orange street, wilmington, delaware 19801 ( " bdec " ) ; and blue sky langsa limited, a company incorporated and existing under the laws ofmauritius and previously known as “ medco e & p langsa limited ” and having its registered office at les cascades, edith cavell street, port - louis, and indonesian office at menara prima 26th floor, jl. lingkar mega kuningan blok 6. 2 jakarta 12950, indonesia ( " bsl " ) ; recitals : whereas, bdec and bsl have entered into a sale and purchase agreement ( " purchase agreement " ) on the abovementioned date. whereas, pursuant to the terms of the purchase agreement, bsl has agreed to acquire and bdec has agreed to transfer bdec's entire interest in the east aceh langsa offshore technical assistant contract dated 15th may 1997 ( “ interest ” ). whereas, the parties now wish to execute this assignment agreement in order to confirm the transfer of the interest from bsl to bdec ; now, therefore, for and in consideration of the mutual covenants and promises herein and other good and valuable consideration, the receipt and sufficiency of which are acknowledged, the parties hereby agree as follows : article 1 definitions 1. 1 in this assignment agreement the following terms ad expressions shall, except where the context requires otherwise, have the following respective meanings : " interest " means the 7 % undivided interest in and under the langsa tac owned by bdec, together with the corresponding interest in : ( a ) all relevant consents, permissions, technical data and proprietary information acquired pursuant to the langsa tac, ( b ) all other property or rights of whatsoever nature or kind ( whether real or personal ), assets, benefits, rights and entitlements which the owner of an undivided interest under the langsa tac holds and is entitled to enjoy thereunder, and ( c ) certain items of equipment, all as acquired pursuant to that certain sale and purchase agreement dated july 21, 2010 among bdec, bsl and the