
The Indonesian city of Surabaya became Xiamen's 11th sister city on June 23, 2006.

Surabaya is Indonesia's second-largest city and is the capital city of East Java province. It is located on the northeastern shore of Java Island, adjacent to the Surabaya Strait.
It covers an area of 326.27 square kilometers and is home to over three million people. The city's occupants are mainly Javanese, Madurese, British, Amboinese, Chinese and Arabian.
Surabaya is renowned for its tourism and is known for such landscapes as Mount Bromo and Cheng Ho Mosques.
Surabaya is an important port city for foreign commerce and trade. Tanjung Perak Port is the second-largest international trade port after Tanjung Priok in Jakarta. A great majority of Indonesian commodities are imported and exported through Tanjung Perak Port.
Since its establishment as a sister city with Xiamen, the two cities have engaged in frequent economic, cultural, educational and sporting exchanges to promote mutual cooperation and friendship.
China has launched a new pilot program to allow eligible enterprises greater access to overseas financing in support of green and low-carbon transformation projects, the country's foreign exchange regulator said on Aug 21.
To further streamline the experience, China is expanding tax refund stores, broadening the range of refundable goods, and refining refund procedures, ensuring an efficient and seamless shopping experience for global visitors.