Plum (famous professional lock brand, Zhejiang Pujiang plum lock industry group)
Jinfeng (large state enterprises, Shandong Jinfeng Group)
1 tricyclic (China Famous Brand, National Inspection-free products)
2 Wang Li (China Famous Brand, China Famous Brand, National Mianjian Products)
3 Po profit BAODELI (national Mianjian products, large lock enterprises)
4 Tianyu TENYALE (national Mianjian products, one of China's largest lock enterprises)
5 TONYON GM (national Mianjian products, Zhejiang famous brand)
6 neutral national Mianjian products, Zhejiang famous brand)
7 solid state Mianjian products, one of Asia's largest lock manufacturing enterprises
8 Huafeng (national Mianjian products, Guangdong famous brand)
