First of all, just to say how the two are defined, both are hand-held lock, generally we will take the handle and decorative cover whether together to do the distinction, separate is split lock, otherwise is a one-piece lock. Advertising most shareholders do not know, stocks can also operate in this way, see all shocked! Which is better, which is worse? From the appearance, one-piece lock more beautiful fashion, now on the market one-piece lock a variety of styles, we can choose or quite a lot of. And the split-lock is cleaner, if the decoration requirements of the friends are higher, one-piece lock may be more appropriate. From the installation point of view, one-piece lock to be more simple, direct panel with screws fixed on the door panel. And Split Lock because the handle and decorative cover is separate, so the installation to be more complex, or it is easy to fall off or damage the problem, and if the workers technology is not in place, it will be very ugly. Advertising this tonic men should eat more, more than kidney tonic, tonic good, pregnant women can eat from the security point of view, one-piece lock technology is more complex, coupled with the popularization and application of smart one-piece lock, anti-theft aspect to be stronger, of course, the price is higher. In contrast to the split lock, security and anti-theft aspects will be slightly weaker. However, the price of split-lock cheap, and indoor use, anti-theft requirements are not so high, from cost-effective, or more cost-effective. Generally speaking, my friend is still a cautious person, so in the end I recommend him to use is a one-piece lock, good-looking and anti-theft, life is also very long, meet his needs. Each friend if in the choice door lock's words, might as well also seriously consider clearly, can not at will make do with.