Keychain, also known as key ring, key chain, key hanging and so on. The material of the keychain is made of metal, leather, plastic, wood and so on. This material is exquisite small, ever-changing ...

In today's business things, giving keychains gifts also play a very important role. Business keychains gifts Americans call it special adver...

First of all, we need to figure out one issue: gifts play which role in the sales promotion activity? After analyzing these problems, it's not hard for us to find out that there are only three effe...