Locks
Security locks (保险锁); complete aluminium and uPVC door locks (铝塑门锁整锁); the multi-point lock series for aluminium and thermal-break doors (铝（隔热）多点锁系列); lock bodies (门锁锁体系列); and lock cylinders (门锁锁头系列).
Window and door hardware
Handles for aluminium and uPVC doors (铝塑门执手); window and door transmission gears (门窗传动器); and hinges (铰链系列). The site’s keywords were door locks, uPVC door locks, uPVC fittings, transmission gears and window hardware.
Legacy product URLs
The old category pages — mensuo, sugang, sugangmensuo, lvsumensuozhengs, lvgeredudiansuti, chuandongqi, peijian and baoxiansu, each with an .html suffix — map to the categories above. All of them now redirect here. No product photographs or specifications were archived, so none are reproduced.