Hot stamping concave convex combination typesetting

Patent number: ZL200910223966.01、 Can save over 50% of installation time; High reuse rate; Easy to save (just like the knife version). 2. The combination version of Xu and Qian can increase efficiency by 60% in repeated installation time, and the combination version of Li can further improve efficiency by 70% on this basis. 3. High fine-tuning of details; (No need to change the position, adjust the weight, or replace the convex mold, just replace the copper mold), it can be turned on immediately. 4. Save the usage of cellular version and switch to a more efficient version. 5. Save 80% of version locking nails. 6. Ensuring product quality while reducing the technical requirements for operators

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