Set up in 1989, Shengping Safety Protection Locks Manufactur is an 3 combination lock manufacturer and 3 combination locks supplier specialized in the manufacture of different kinds of locks. We have obtained quality system authentications as ISO9001-2000 International Quality Control System Attestation. According to many years of producing and R&D experience, we produce locks more than 100 kinds of specification with different kinds of raw materials & styles. Moreover, we can do customized work as per clients designs.