... EN71, CPSIA, ASTM-963, CPSC, CE and CP65 requirements. 2: How to get samples?This ring is designed by our 3D designer ... alloy technology, value of the machine about USD160000. 8) Good service & reputation9) Our president is one of the Alibaba lecturer.10 ... samples". 4: Logo require? Our factory can put logo on jewelry according to cumstomer's demand, includeing engraving, embossing, debossing and ...