With the signing of a deal with the Chinese city of Fuzhou, the AirAsia Group has made clear its desire to grow capacity to China.The Chinese tourism sector is crucial for AirAsia, according to Thai AirAsia CEO Santisuk Klongchaiya, who was speaking at a Bangkok event.The airline currently offers 114 weekly flights on 14 destinations, but by the end of the year, it hopes to offer 140.