French retailer Carrefour, US giant Wal-Mart Stores and Thailand-based group Chia Tai have signed deals to open one store each in central China, according to reports.

The official Xinhua news agency reported that the three retailers signed agreements during a three-day fair held in Zhengzhou in central Henan province, aimed at attracting foreign investment.

Carrefour and Chia Tai will invest $20m and $15m respectively, to open one outlet each in Zhengzhou, while Wal-Mart plans to spend $65m to build a supercentre.

The news agency said that a total of 55 joint venture projects were inked during the fair, with total investment of $4.07bn and contracted investment of $3.18bn.