WENZHOU GAOLI LOCKS CO.,LTD is one of the professional knob & lever doors handle locks factory in China. With the more than 10 years door knob locks manufacturing experience, now our door knob and handle locks product lines include a variety of different types of door hardware products. тяжёлый Дверная ручка-защелка, Дверная ручка-защелка, Дверная ручка-защелка（KNOB), Ручки раздельные, цилиндра. Our company always strives to bring in solutions that are powerful, reliable and a pleasure to use all the time. In addition, each one of the products we sell comes with an ANSI grade 3 standard. We care about our p...