Businessman's hands showing signs 5 star quality assurance warranty product and service standards certificates ISO the concept of making products and services to meet the standards.
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- 大图:3872 × 2178 像素·32.78 cm × 18.44 cm·300dpi·JPG
- 中图:1000 × 563 像素·35.28 cm × 19.86 cm·72dpi·JPG
- 小图:500 × 282 像素·17.64 cm × 9.95 cm·72dpi·JPG