The International Sister Cities Commodity Exposition opens in Jinan, capital of East China's Shandong province on Oct 15. [Photo provided to chinadaily.com.cn]

Covering an area of nearly 4,000 square meters, the three-day expo displays a wide range of commodities including cosmetics, food, arts and crafts, tourism products, household necessities and agricultural products from sister cities. [Photo provided to chinadaily.com.cn]

A total of 27 international sister cities form from 17 countries and regions participated in the event. [Photo provided to chinadaily.com.cn]