Optional security doors trilogy

Optional security doors trilogy look: steel security door frame thickness of 2 mm to the door body thickness is 20 mm, anti-theft locks must be tested and the quality supervision department, proposed to strengthen the plate should be fitted around . Second investigation: to see if there are safety test certificate quality supervision departments. Third test: whether the lock on the door is equipped with anti-technology and anti-violence pry open twist lock cylinder. Levin lock into the city's official website: www.lwlocks.com to learn more. Address: Furong District, Changsha Sanxiang Nanhu big market 12 If you have questions about your home security locks, please call the National Hotline: 4000-988-988 Changsha City Levin lock service hotline: 0731-88880000 Lee Lock City - you are full security locks intimate advisers.