12% off. Jinan Ginza Card can recycle 12% off, which means that 1,000 yuan Ginza Card can recycle 880 yuan, which depends on the recycling system of Jinan Ginza Card. The Ginza Card is a prepaid card issued and used solely by the Ginza Group. It can be used for consumption in more than hundreds of supermarkets or stores under the Ginza Group.