Contract No.: Seller Signatu re: SAP No.:A12162003 Bu y er Signatu re: 第 1 页 共 27 页 质量保证协议 Quality Assurance Agreement Railway Vehicle Industry Contract No.: Seller Signatu re: SAP No.:A12162003 Bu y er Signatu re: 第 2 页 共 27 页 Content 1 GENERAL .............................................................................................................................................. 42 SELLER QUALIFICATION ........................................................................................................................ 42.1 QUALITY SYSTEM ........................................................................................................................................... 42.2 WELDING CERTIFICATE .................................................................................................................................... 52.3 OTHER QUALIFICATION .................................................................................................................................... 63 QUALITY PLANNING ............................................................................................................................... 63.1 QUALITY PLAN .............................................................................................................................................. 63.2 CONTRACT KICK-OFF MEETING .......................................................................................................................... 63.3 DESIGN CONTROL ........................................................................................................................................... 73.3.1 Design Review .................................................................................................................................. 73.3.2 Design Validation .................................................................................