OREANDA-NEWS. November 25, 2011. China Oilfield Services Limited is pleased to announce the receipt of a letter of endorsement from Husky Oil China Ltd. Mr. Dai Hong, drilling representative of Husky Oil China Ltd, in appreciation of the excellent drilling fluids services that COSL provided during an integrated well service project, reported the press-centre of COSL.

According to the letter of endorsement, drilling fluids engineers of COSL exhibited a strong sense of responsibility and offered high standards of professional technical supports when providing drilling fluids services for an integrated well service project.

The quality and stability of the drilling fluids ensure smooth operation of downhole drilling, and contribute significantly to the overall progress of the construction project. Mr. Dai Hong enjoyed working with the drilling fluids team and looks forward to future cooperation.