I think with a little research we will find that these frequencies are already in use by automobile tire pressure monitors on existing vehicles and maybe even garage door openers...

Almost Part 95 type stuff if no...

Roger WA1KAT

On 3/7/2011 8:33 PM, Edward R. Cole wrote:

...

Hong Kong is now considering allocating 433-434Mhz for short range devices (SRD). Clearly, this is not to the interest of the amateur radio sector in Hong Kong and deviated from IARU - region 3 band plan.

...

Cheers,

Johnny VR2XMC

73, Ed - KL7UW, WD2XSH/45