Donghao Lansheng Group, organizer of the diamond and gems pavilion at the upcoming 3rd China International Import Expo (CIIE), has announced that the pavilion's exhibition area will be expanded from 10,000 square meters to 20,000 square meters, setting an all-time record in the expo's history.

A total of 189 enterprises from 33 countries and regions will take part in the jewelry exhibition. The exhibitors will promote new ruby, sapphire, emerald, pearl, jade, amber products and other rare treasures at the exhibition, the group said.

Pakistani jewelry company Winza will make the debut of a 10-carat unheated Kashmir sapphire at this year's expo, while Belgian brand Tache will display a 14.37-carat internally-flawless yellow diamond.

The 3rd CIIE will be held from Nov. 5 to 10 in Shanghai this year.