Structure and functions :Air-tight waterproof flatlock, both left and right door opening are OK, there are 8 types of lock cylinder for selection.
结构功能：密封防水平面锁；左右开门通用；有八种锁芯可供选择；
2
That reflects some natural advantages (the place is mostly flat) and some deliberate decisions (such as plenty of cycle lanes and places to lock up bikes).
The company currently product system is divided into flat open doors and Windows of hand, flat open door hinge, flat open doors and Windows clutch, flat open lock products and zero accessories.