4 thoughts on “How can Lanzhou identify jewelry?”

  1. There is a place to identify jewelry on Hualin Mountain. When you go to the intersection of Hualin Mountain on the Cultural Palace, you will be invincible to the mountain. The identification certificate of my jewelry is written in that place! I am not joking with you.

  2. Pay content for time limit to check for freenAnswer Lanzhou's current most authoritative Jewelry is the Gansu Gold and Silver Jewelry Quality Inspection Station at the back door of the University of Technology, the phone is 2756625

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