GO ahead and join if that's what you want to do , clearly you aren't going to listen to anyone who has years of prior experience with the company .
Your post reminds me of someone who researches say a car, finds the one they like but then finds that it has nothing but terrible reviews attached to it . So you choose to ignore the reviews and buy it anyway, after a few months of constant repairs you begin to wish that you had heeded the reviews that you read.
You need money to live in HK ,lots of it and you aren't going to get it in CX . But what the hell do whatever you want just don't say we didn't warn you . There are any number of cadetship courses on offer from better airlines.