ZHUHAI: The Chinese military hardware on display at the country's largest air show in Zhuhai illustrates its ambitions, and in some cases may show breakthroughs in capability, experts say. Among the systems showcased were the latest variant of China's J-35A stealth fighter, its larger J-20 stealth fighter, a stealthy drone designated the CH-7 and the HQ-19 air defence system. There was also an electronic warfare variant of the J-15 naval fighter, in addition to dozens of different munitions.