(Decanter) - Chateau Les Carmes Haut-Brion has doubled its vineyard holdings with the inclusion of vines from newly-purchased estate Chateau du Thil Comte Clary.The sale, in which the 17.2ha estate was split between two new owners, was announced earlier in the summer and finalised on 29 August, The Cathiards of Smith Haut Lafitte have bought 11.6ha and Groupe Pichet of Carmes Haut-Brion has acquired 5.6ha. Carmes Haut-Brion bought only red vines, with the stated intention of improving the quality its wines by allowing greater selection, and to develop its reputation in export markets by increasing the volumes available to sell.