Click for trapdoors with mortise - lock 带弹子锁的活动门插锁
2.
The production is designed and manufactured on the basis of japan industrial standard jis , the key is designed according to the chinese night lock , it combines with the advantages of the two designs together , and the design of the lock is novel , holds better capability and much longer service life 本产品是按日本工业标准jis基础上进行创造性设计制造，其锁头钥匙是按我国弹子锁设计、取两国之精华，外观新颖，具有优良的性能和较长的使用寿命。
