I don’t think China has the largest defence budget. If they do, their military won’t relative weak like this. It could be between 30~40 billion consider China pay their most attention on developing economy.

C-802 anti-ship missile
Length:6.392 m
Diameter:0.36 m
Wingspan:1.22 m(unfolded);0.72 m(folded)
Launch weight:715 kg
Warhead:165 kg time-delayed semi-armour-piercing high-explosive
Propulsion:One turbojet engine,one solid booster
Max speed:Mach 0.9
Max range:120 km
Flight altitude:20~30 m (flight);5~7 m (attacking)
Guidance model:Inertial and terminal active radar