As of 10/9/2015, no live official trademarks were found on USPTO.gov for the exact terms/numbers
125 = I love you backwards, but...
Disclosure: we have no idea if lucky number combinations backwards have any special significance in Chinese culture, but we believe that the pattern (palindromes) itself may offer significance.
In the first domain, the middle (52125) could represent "I love you, you love me back, and we share the '1' because we are one."
In the West, a 7 or 8-number domain may seem too long and mean little to average Occidentals; heck, we don't fully understand the premise, either. However...
In the Chinese market, "8" is the luckiest number; two flanking 8's are very lucky, even when they are non-consecutive.
These domains close with an 8 on either side:
The Chinese market for numerals is HUGE.
Domains sold separately.
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