Nokia is expanding its GSM network in China after winning a contract with Sichuan Unicom, a subsidiary of China Unicom.

The agreement is Nokia's first with Sichuan Unicom, and marks the company's entry into the GSM market in Sichuan and West China.

Under the terms of the deal, Nokia will deploy its GSM radio and core networks in four cities in the Sichuan Province. Nokia will also provide a range of services, including network planning and rollout.

"We are extremely delighted with our progress in the GSM business and deepening cooperation with mobile operators in China," said Yuan Wei, Nokia's vice president of networks in the China area.